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Circular Reasoning | Wittgenstein | Hintikka I 77 Circle/Circularity/Inserting/Expressibility/Inexpressibility/Wittgenstein/Hintikka: E.g. assume one uses a pole to see if the soil of a river is sandy or muddy - this pole cannot be used in the same manner to find out how this pole is designed - on the other hand, it is possible to use the pole to see if you can reach the soil at all. >Levels, >Description levels. |
W II L. Wittgenstein Wittgenstein’s Lectures 1930-32, from the notes of John King and Desmond Lee, Oxford 1980 German Edition: Vorlesungen 1930-35 Frankfurt 1989 W III L. Wittgenstein The Blue and Brown Books (BB), Oxford 1958 German Edition: Das Blaue Buch - Eine Philosophische Betrachtung Frankfurt 1984 W IV L. Wittgenstein Tractatus Logico-Philosophicus (TLP), 1922, C.K. Ogden (trans.), London: Routledge & Kegan Paul. Originally published as “Logisch-Philosophische Abhandlung”, in Annalen der Naturphilosophische, XIV (3/4), 1921. German Edition: Tractatus logico-philosophicus Frankfurt/M 1960 Hintikka I Jaakko Hintikka Merrill B. Hintikka Investigating Wittgenstein German Edition: Untersuchungen zu Wittgenstein Frankfurt 1996 Hintikka II Jaakko Hintikka Merrill B. Hintikka The Logic of Epistemology and the Epistemology of Logic Dordrecht 1989 |
Demonstratives | Demonstratives: E.g. this, that, that one. Problems in language use bcause of lack of clarity when referring back to prior description. - In logic missing expressibility of uniqueness. See also anaphora, deixis, relations, logical proper names, index words, indexicality, iota operator. |
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Existence Statements | Wittgenstein | Hintikka I 72 Wittgenstein goes further than Frege: individual existence is inexpressible, only by existential quantifier (higher-order predicate) - but possible situations are considered possible (Tractatus). >Possibility, >Levels. I 126 Disjunction/disjunctive/existence/existence theorem/expressions/inexpressibility/Wittgenstein/Hintikka: since existence of a single thing (particular, object) is not expressible: disjunction plus existential quantifier for types. >Existential quantification, >Quantification. --- Tetens VII 137 The Present King of France/Russell/Tractatus/Wittgenstein/Tetens: solution: as an existence sentence it is not meaningless: - "there is exactly one object x, x is the current King ...." - then the sentence is just wrong - error: to interpret it as a predication: - logical form: Fa - in this case the object would have to exist, so that the sentence can make sense. >Sense, >Senseless, >Non-existence. |
W II L. Wittgenstein Wittgenstein’s Lectures 1930-32, from the notes of John King and Desmond Lee, Oxford 1980 German Edition: Vorlesungen 1930-35 Frankfurt 1989 W III L. Wittgenstein The Blue and Brown Books (BB), Oxford 1958 German Edition: Das Blaue Buch - Eine Philosophische Betrachtung Frankfurt 1984 W IV L. Wittgenstein Tractatus Logico-Philosophicus (TLP), 1922, C.K. Ogden (trans.), London: Routledge & Kegan Paul. Originally published as “Logisch-Philosophische Abhandlung”, in Annalen der Naturphilosophische, XIV (3/4), 1921. German Edition: Tractatus logico-philosophicus Frankfurt/M 1960 Hintikka I Jaakko Hintikka Merrill B. Hintikka Investigating Wittgenstein German Edition: Untersuchungen zu Wittgenstein Frankfurt 1996 Hintikka II Jaakko Hintikka Merrill B. Hintikka The Logic of Epistemology and the Epistemology of Logic Dordrecht 1989 Tetens I H. Tetens Geist, Gehirn, Maschine Stuttgart 1994 W VII H. Tetens Tractatus - Ein Kommentar Stuttgart 2009 |
Exterior/interior | Wittgenstein | Hintikka I 15 Wittgenstein/Hintikka: 1. Language as a universal medium: thesis: it is not possible to look at the language from an outside - meaning relationships are required - 2. inexpressibility of semantics: thesis if true, every logical semantics (model theory) is impossible. - But semantics at all is not impossible. >Semantics, >Model theory, >Meaning. --- IV 35 Description/Tractatus: (4023) describes the object according to its external properties. Sentence: (4023) describes reality by its internal properties. >Levels, >Description levels, >Circular reasoning. |
W II L. Wittgenstein Wittgenstein’s Lectures 1930-32, from the notes of John King and Desmond Lee, Oxford 1980 German Edition: Vorlesungen 1930-35 Frankfurt 1989 W III L. Wittgenstein The Blue and Brown Books (BB), Oxford 1958 German Edition: Das Blaue Buch - Eine Philosophische Betrachtung Frankfurt 1984 W IV L. Wittgenstein Tractatus Logico-Philosophicus (TLP), 1922, C.K. Ogden (trans.), London: Routledge & Kegan Paul. Originally published as “Logisch-Philosophische Abhandlung”, in Annalen der Naturphilosophische, XIV (3/4), 1921. German Edition: Tractatus logico-philosophicus Frankfurt/M 1960 Hintikka I Jaakko Hintikka Merrill B. Hintikka Investigating Wittgenstein German Edition: Untersuchungen zu Wittgenstein Frankfurt 1996 Hintikka II Jaakko Hintikka Merrill B. Hintikka The Logic of Epistemology and the Epistemology of Logic Dordrecht 1989 |
Ontology | Wittgenstein | Hintikka I 73 Ontology/Possible Worlds/Tractatus/Wittgenstein: the objects remain the same - no matter how different a world is in relation to our actual world. ((s) See also the distinction S4/S5; see systems. I 172 Ontology/Tractatus/VsWittgenstein/Hintikka; contains no functions as basic concepts. - Hintikka: because of Wittgenstein's interpretation of identity. See Identity/Wittgenstein, Functions/Wittgenstein, >Objects, >Identity, >Concepts, >Possible Worlds. I 30 Grammar/Hintikka: in a logically analyzed language, the grammar corresponds to ontology. >Grammar. I 73 et seqq. Existence/Ontology/Tractatus/Wittgenstein/Hintikka: unlike Frege, Wittgenstein envisages an ontology of possible facts in the Tractatus. According to Wittgenstein, it makes little sense to talk about a possible existence. This means that we have to understand the actual objects as if everyone existed with necessity. Necessity/Wittgenstein. I 123 Ontology/Tractatus/Wittgenstein/Hintikka: Wittgenstein's basic ontology is the same as the one by Frege. As far as the connectives are concerned, there is complete agreement. That Wittgenstein invented the truth functions is often falsely claimed. I 124 Heijenoort/Hintikka: proves the truth functions of Frege as implicit. The sentence is the expression of his truth conditions. Because of his thesis of the inexpressibility of semantics, he does not establish a theory of truth functions. Ontology/Negation/Hintikka: ...this means that the negation is ultimately eliminated from the ontology and semantics of the Tractatus. I 172 Ontology/Tractatus/VsWittgenstein/Hintikka: another objection is that Wittgenstein's Tractatus ontology contains no functions among the undefined elements (in contrast to properties and relationships). Hintikka: the reason is probably his interpretation of the identity in the Tractatus, which makes it difficult to identify functions in the usual way as relations whose last relation is clearly determined by the choice of the other values. III 142 Ontology/Tractatus/Wittgenstein/Flor: must consist of an absolute determination of what is conceivable and possible. VI 63 Tractatus/Schulte: no systematic representation of an ontology, or treatise on logical syntax. |
W II L. Wittgenstein Wittgenstein’s Lectures 1930-32, from the notes of John King and Desmond Lee, Oxford 1980 German Edition: Vorlesungen 1930-35 Frankfurt 1989 W III L. Wittgenstein The Blue and Brown Books (BB), Oxford 1958 German Edition: Das Blaue Buch - Eine Philosophische Betrachtung Frankfurt 1984 W IV L. Wittgenstein Tractatus Logico-Philosophicus (TLP), 1922, C.K. Ogden (trans.), London: Routledge & Kegan Paul. Originally published as “Logisch-Philosophische Abhandlung”, in Annalen der Naturphilosophische, XIV (3/4), 1921. German Edition: Tractatus logico-philosophicus Frankfurt/M 1960 Hintikka I Jaakko Hintikka Merrill B. Hintikka Investigating Wittgenstein German Edition: Untersuchungen zu Wittgenstein Frankfurt 1996 Hintikka II Jaakko Hintikka Merrill B. Hintikka The Logic of Epistemology and the Epistemology of Logic Dordrecht 1989 |
Paradoxes | Burge | Grover II 201 Paradoxies/Antinomies/Enhanced Liar/Burge/Grover: (Burge 1979(1), p. 178): II 202 In all variants we started with a) an incident with a liar-like sentence. b) then we argued that the sentence is pathological and concluded that it is not true in the wording of the pathological proposition. ((s) Here we are talking about "not true" and not "wrong"). Then we realized that this seems to come down to the following: c) that the sentence is true at the end! Burge: Thesis: there seems to be no change involved in the grammar or the linguistic meaning of the expressions. Grover: that suggests that the changes in evaluation occur in pragmatic terms. >Pragmatics. Burge: since the truth value changes without the meaning changing, an indexical element must be at work. >Indexicality, >Thruth values. Paradoxies/Parsons/Grover: similar: Thesis: the use of "true" and other semantic expressions related to paradoxes brings about a change of the range (the discourse range). >Domains. KripkeVsBurge/Grover: (Kripke 1975)(2): the changeover to b) takes place at a later point in the development of the natural language. >Kripkean fixed points. GroverVsBurge: there is actually a transition to be made, but if the prosentential approach (oro-sentence theory) is correct, the inference of Burge is not valid: Burge/Grover: the transition to b) has the form: "S" is pathological, hence "S" is not true. This should be justified by the following: If "S" is pathological, the sentence is not an assertion. and If "S" is not an assertion, then "S" is neither true nor false. because then: (14) If "S" is pathological, "S" is not true, and "S" is not false. >Prosentential theory. Problem/Grover: if "true" were property-attributive (truth was conceived as a property), namely the same property for "true" and "not true" ((s) the property is then attributed or denied) and a property for "false" and "not false", then we must be able to make the transition to "S" is not true". ((s) with "true" or "false" it would only be about attributing or denying a single property!) Grover: does not want any property, of course. Grover: regardless of whether "true" is property-attributive, if (14) is a necessary condition for an expression to be pathological, then it looks as if Burge was right. For then we could infer that "S" is not true. But: GroverVsBurge: Perhaps "true" and "false" are not property-attributive, and perhaps (14) is not a necessary condition for being pathological: II 203 Then we can argue instead If "S" is pathological, then "S" is not true, We just have something like Provided "S" is not pathological, either S or not S. Expressibility/Important Point/Grover: then we do not need the expressibility ((s) completeness) that we seemed to need. Paradoxies/Liar/GroverVsBurge: Thesis: we can conclude that liar-sentences are pathological, but that does not force us to assume that they are not true. GroverVsBurge: I did say that his conclusion was not valid, but I think that actually there is no conclusion here, neither valid nor invalid: because if "true" is prosential, then ""S"is not true" does not express any proposition! >Propositions. ((s) Has no antecedent from "S" and that stands for any sentence and therefore for no content "everthing he said"). >"Everything he said is true" 1. Tyler Burge: 1979. Individualism and the Mental. Midwest Studies in Philosophy 4: 73–121. 2. Saul Kripke. Outline of a Theory of Truth. The Journal of Philosophy, Vol. 72, No. 19. |
Burge I T. Burge Origins of Objectivity Oxford 2010 Burge II Tyler Burge "Two Kinds of Consciousness" In Bewusstein, Thomas Metzinger Paderborn/München/Wien/Zürich 1996 Grover I D. L. Grover Joseph L. Camp Nuel D. Belnap, "A Prosentential Theory of Truth", Philosophical Studies, 27 (1975) pp. 73-125 In Theories of Truth, Paul Horwich Aldershot 1994 |
Principles | Searle | V 137 Principle of expressibility/Searle: the principle of expressibility means that anything that can be meant can be said, the principle of identification is thus a special case of this principle. >Identification principle. |
Searle I John R. Searle The Rediscovery of the Mind, Massachusetts Institute of Technology 1992 German Edition: Die Wiederentdeckung des Geistes Frankfurt 1996 Searle II John R. Searle Intentionality. An essay in the philosophy of mind, Cambridge/MA 1983 German Edition: Intentionalität Frankfurt 1991 Searle III John R. Searle The Construction of Social Reality, New York 1995 German Edition: Die Konstruktion der gesellschaftlichen Wirklichkeit Hamburg 1997 Searle IV John R. Searle Expression and Meaning. Studies in the Theory of Speech Acts, Cambridge/MA 1979 German Edition: Ausdruck und Bedeutung Frankfurt 1982 Searle V John R. Searle Speech Acts, Cambridge/MA 1969 German Edition: Sprechakte Frankfurt 1983 Searle VII John R. Searle Behauptungen und Abweichungen In Linguistik und Philosophie, G. Grewendorf/G. Meggle Frankfurt/M. 1974/1995 Searle VIII John R. Searle Chomskys Revolution in der Linguistik In Linguistik und Philosophie, G. Grewendorf/G. Meggle Frankfurt/M. 1974/1995 Searle IX John R. Searle "Animal Minds", in: Midwest Studies in Philosophy 19 (1994) pp. 206-219 In Der Geist der Tiere, D Perler/M. Wild Frankfurt/M. 2005 |
Tactfulness | Gadamer | I 22 Tact/tactfulnessGadamer: By tact we understand a certain sensitivity and sensibility for situations and the behaviour in them, for which we have no knowledge from general principles. Therefore, inexpressibility and unexpressibility belong essentially to tact. One can say something tactfully. But that will always mean that one tactfully passes over something and leaves it unsaid, and is tactless to say what one can only pass over. But to pass over does not mean: to look away from something, but to keep it in view in such a way that one does not bump into it, but passes it by. That is why tact helps to keep one's distance. It avoids the offensive, the approaching and the violation of the intimate sphere of the Person. Tactfulness/Helmholtz/Gadamer: Now the tact that Helmholtz speaks of is not in keeping with this moral and social phenomenon are simply identical. (>Tact/Helmholtz.) But there is an essential commonality here. For even the tact, which is effective in the humanities, does not exhaust itself in being a feeling and unconscious, but is a way of cognition and a way of being at the same time. >Tact/Helmholtz, >Humanities/Gadamer. |
Gadamer I Hans-Georg Gadamer Wahrheit und Methode. Grundzüge einer philosophischen Hermeneutik 7. durchgesehene Auflage Tübingen 1960/2010 Gadamer II H. G. Gadamer The Relevance of the Beautiful, London 1986 German Edition: Die Aktualität des Schönen: Kunst als Spiel, Symbol und Fest Stuttgart 1977 |
Validity | Stalnaker | I 148 Validity/expressiveness/modal/quantification/Stalnaker: the validity of the generalization schema is unlike the identity scheme. >Generality, >Generalization. It depends on limitations of the expressiveness of the extensional theory. If the language is richer, some new instances will be no theorems. >Extensions, >Extensionality, >Expressivivity, >Expressibility, >Richness. |
Stalnaker I R. Stalnaker Ways a World may be Oxford New York 2003 |
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Anscombe, E. | Wittgenstein Vs Anscombe, E. | Hintikka I 163 ff Hintikka: The problem of color incompatibility is solvable. Color/color terms/color terms/logic/AnscombeVsWittgenstein: argues what is not accepted by WittgensteinVsAnscombe that, provided red and green are objects, we know which is their logical type. --- I 164 Color words/color terms/Wittgenstein/Hintikka: incompatible does not mean contradictory: (red/green). E.g. "This patch is red" and "This patch is green" are incompatible, but this incompatibility is not logical, in the sense that it is indicated by the notation (but: see below: 4). Also it does not reduce to a truth-functional contradiction. (Contradiction is for Wittgenstein a precisely defined term in the theory of truth functions (4:46)). "It is clear that the logical product of two elementary propositions can neither be a tautology nor a contradiction. The statement that a point in the visual field has two different colors at the same time, is a contradiction. Hintikka: but here it is not about the status of colors, but about the status of the color attribution. There is no reason to suppose that Wittgenstein has ever believed color attributions such as "This is red" would have subject predicate form. Wittgenstein: from the use of these forms (meant here are grammatical sentences) we cannot draw, at most vague, conclusions. --- I 165 Sentence/form/Tractatus/Wittgenstein/Hintikka: E.g. "This lecture is boring", "The weather is nice" are only seemingly sentences of the same form. They have nothing to do with each other. HintikkaVsAnscombe: their argument loses its strength with that: this is about someone who makes very different conditions. Hintikka: if you make other conditions, the situation is obviously quite different: Example: Assume that the general concept of color in the language not to be reproduced by a class of color predicates but by a function c which maps points of the visual space in a color space. The logical incompatibility would then be mirrored by the fact that the colors red and green are represented by different names. Then, the two sentences are logically incompatible! Due to their logical form a function cannot take two different values for the same argument. Wittgenstein claims even emphatically that attributions of different qualities of perception are essentially clear, that is, can be represented by real functions. --- I 165/166 Color/color words/neccessity/Tractatus/Wittgenstein/Hintikka: the question of whether the colors incompatibility means a breach against Wittgenstein's notion that purely logical necessities are the only necessities, is now moved into a new light. It depends on what we think is the logical form of color terms. (Or the correct notation). Is a) every single color represented by a predicate, we get necessities that are not of a logical type. b) points in a color space: then the incompatibility of various colors cause no illogical necessities. (Wittgenstein is this alternative (but certainly strange to Anscombe). He constantly deals with the concept of the color space. However, this concept fails to satisfy if one interprets specific color words as undefined predicates --- I 341 ff Pain/private experiences/Cartesianism/Wittgenstein/Hintikka: the most surprising thesis of this chapter is probably the thesis of Wittgenstein's metaphysical Cartesianism, so the assertion that there are really private internal event-like experiences like pain and other such sensations according to Wittgenstein. It is undisputed that the language must be based on a public language game, one is divided what must follow for the private feelings. Implies the neccessity of a public framework that these experiences themselves are now objects, events, or anything not private? That this follows, is represented by many philosophers. e.g. --- Hintikka I 342 Anscombe: "If a word stands for a private object, it must have a private ostensive definition." Since private ostensive definitions are impossible there can probably be no personal item acording to this view. HintikkaVsAnscombe: but this implication does not apply. Of course we cannot say that sensations and the like are private in our language according to Wittgenstein. But that is not what this is about, this is just one of the consequences of inexpressibility of semantics. Actual question: are the philosophers right who claim that there are no private events according to Wittgenstein? No. PU § 272 provides a counter-example: "The essence of the private experience is actually not that each has its own example, but that no one knows whether the other also has this or something else. So it would be possible, although not verifiable, that one part of humanity has a sensation of red and the other a different one." |
W II L. Wittgenstein Wittgenstein’s Lectures 1930-32, from the notes of John King and Desmond Lee, Oxford 1980 German Edition: Vorlesungen 1930-35 Frankfurt 1989 W III L. Wittgenstein The Blue and Brown Books (BB), Oxford 1958 German Edition: Das Blaue Buch - Eine Philosophische Betrachtung Frankfurt 1984 W IV L. Wittgenstein Tractatus Logico-Philosophicus (TLP), 1922, C.K. Ogden (trans.), London: Routledge & Kegan Paul. Originally published as “Logisch-Philosophische Abhandlung”, in Annalen der Naturphilosophische, XIV (3/4), 1921. German Edition: Tractatus logico-philosophicus Frankfurt/M 1960 Hintikka I Jaakko Hintikka Merrill B. Hintikka Investigating Wittgenstein German Edition: Untersuchungen zu Wittgenstein Frankfurt 1996 Hintikka II Jaakko Hintikka Merrill B. Hintikka The Logic of Epistemology and the Epistemology of Logic Dordrecht 1989 |
Behaviorism | Dennett Vs Behaviorism | Münch III 370 Skinner: Vs "mentalism": DennettVsSkinner: he himself constantly used mentalist vocabulary, which he excused as "shortcuts" or that he wants to explain something to the layman. III 373: He never admits how much of expressibility he would lose. III 372 Skinner: mentalism distracts psychologists from having to search for evidence for amplication. "The world of the mind steals the show". Daniel Dennett, “Intentional Systems in Cognitive Ethology: The ‘Panglossian Paradigm’ defended”, The Behavioral and Brain Sciences 6 (1983), 343-355 |
Dennett I D. Dennett Darwin’s Dangerous Idea, New York 1995 German Edition: Darwins gefährliches Erbe Hamburg 1997 Dennett II D. Dennett Kinds of Minds, New York 1996 German Edition: Spielarten des Geistes Gütersloh 1999 Dennett III Daniel Dennett "COG: Steps towards consciousness in robots" In Bewusstein, Thomas Metzinger Paderborn/München/Wien/Zürich 1996 Dennett IV Daniel Dennett "Animal Consciousness. What Matters and Why?", in: D. C. Dennett, Brainchildren. Essays on Designing Minds, Cambridge/MA 1998, pp. 337-350 In Der Geist der Tiere, D Perler/M. Wild Frankfurt/M. 2005 Mü III D. Münch (Hrsg.) Kognitionswissenschaft Frankfurt 1992 |
Formalism | Frege Vs Formalism | Brandom I 606 FregeVsFormalists: How can evidence be provided that something falls under a concept? Frege uses the concept of necessity to prove the existence of an object. Brandom I 609 Free Logic: "Pegasus is a winged horse" is regarded as true, although the object does not exist physically. It can serve as substituent. FregeVs. (>Read). Brandom I 620 Frege: Pegasus has "sense" but no "meaning". FregeVsFormalism: Important argument: it is not enough merely to refer to the Peano axioms, identities such as "1 = successor to the number 0" are trivial. They do not combine two different ways of picking out an object. Solution: Abstraction: it is necessary to connect the use of the expressions of the successor numbers with the already common expressions. Frege I 130 Equation/Frege: you must not put the definite article on one side of an equation and the indefinite article on the other. FregeVsFormalism: a purely formal theory is sufficient. It’s only an instruction for the definitions, not a definition as such. I 131 Number System/Expansion/Frege: in the expansion, the meaning cannot be fixed arbitrarily. E.g. the meaning of the square root is not already unchangeable before the definitions, but it is determined by these. ((s) Contradiction? Anyway, Frege is getting at meaning as use). Number i/Frege: it does not matter whether a second, a millimeter or something else is to play a role in this. I 132 It is only important that the additions and multiplication sentences apply. By the way, i falls out of the equation again. But, E.g. with "a ´bi" you have to explain what meaning "total" has in this case. It is not enough to call for a sense. That would be just ink on paper. (FregeVsHilbert). Bigelow I 182 Consistency/FregeVsFormalism/FregeVsHilbert/Bigelow/Pargetter: Existence precedes consistency. For consistency presupposes the existence of a consistently described object. If it exists, the corresponding description is consistent. If it does not exist, how can we guarantee consistency? Frege I 125 Concept/Frege: How can you prove that it does not contain a contradiction? Not by the determination of the definition. I 126 E.g. ledger lines in a triangle: it is not sufficient for proof of their existence that no contradiction is discovered in on their concept. Proof of the disambiguity of a concept can strictly only be carried out by something falling under it. The reverse would be a mistake. E.g. Hankel: equation x + b = c: if b is > c, there is no natural number x which solves the problem. I 127 Hankel: but nothing keeps us from considering the difference (c - b) as a sign that solves the problem! Sign/FregeVsHankel/FregeVsFormalism: there is something that hinders us: E.g. considering (2 - 3) readily as a sign that solves the problem: an empty sign does not solve the problem, but is only ink on paper. Its use as such would then be a logical error. Even in cases where the solution is possible, it is not the sign that is the solution, but the content. Wittgenstein I 27 Frege/Earlier Wittgenstein/Hintikka: ((FregeVsFormalism) in the philosophy of logic and mathematics). Frege dispensed with any attempt to attribute a semantic content to his logical axioms and rules of evidence. Likewise, Wittgenstein: "In logical syntax, the meaning of a sign must never play a role, it may only require the description of the expressions." Therefore, it is incorrect to assert that the Tractatus represents the view of the inexpressibility of language par excellence. The inexpressibility of semantics is merely limited to semantics, I 28 syntax can certainly be linguistically expressed! In a letter to Schlick, Wittgenstein makes the accusation that Carnap had taken his ideas, without pointing this out (08.08.32)! |
F I G. Frege Die Grundlagen der Arithmetik Stuttgart 1987 F II G. Frege Funktion, Begriff, Bedeutung Göttingen 1994 F IV G. Frege Logische Untersuchungen Göttingen 1993 Bra I R. Brandom Making it exlicit. Reasoning, Representing, and Discursive Commitment, Cambridge/MA 1994 German Edition: Expressive Vernunft Frankfurt 2000 Bra II R. Brandom Articulating reasons. An Introduction to Inferentialism, Cambridge/MA 2001 German Edition: Begründen und Begreifen Frankfurt 2001 Big I J. Bigelow, R. Pargetter Science and Necessity Cambridge 1990 W IV L. Wittgenstein Tractatus Logico-Philosophicus (TLP), 1922, C.K. Ogden (trans.), London: Routledge & Kegan Paul. Originally published as “Logisch-Philosophische Abhandlung”, in Annalen der Naturphilosophische, XIV (3/4), 1921. German Edition: Tractatus logico-philosophicus Frankfurt/M 1960 |
Frege, G. | Wittgenstein Vs Frege, G. | Brandom I 919 TractatusVsFrege: nothing can be considered an assertion, if not previously logical vocabulary is available, already the simplest assertion assumes the entire logic. --- Dummett I 32 Frege capturing of thought: psychic act - thought not the content of consciousness - consciousness subjective - thought objective - WittgensteinVs I 35 WittgensteinVsFrege: no personal objects (sensations), otherwise private language, unknowable for the subject itself. WittgensteinVsFrege: Understanding no psychic process, - real mental process: pain, melody (like Frege). Dummett I 62 Wittgenstein's criticism of the thought of a private ostensive definition states implicitly that color words can have no, corresponding with the Fregean assumption, subjective, incommunicable sense. (WittgensteinVsFrege, color words). But Frege represents anyway an objective sense of color words, provided that it is about understanding. Dummett I 158 WittgensteinVsDummett/WittgensteinVsFrege: rejects the view that the meaning of a statement must be indicated by description of their truth conditions. Wittgenstein: Understanding not abruptly, no inner experience, not the same consequences. --- Wolf II 344 Names/meaning/existence/WittgensteinVsFrege: E.g. "Nothung has a sharp blade" also has sense if Nothung is smashed. II 345 Name not referent: if Mr N.N. dies, the name is not dead. Otherwise it would make no sense to say "Mr. N.N. died". --- Simons I 342 Sentence/context/copula/tradition/Simons: the context of the sentence provided the copula according to the traditional view: Copula/VsTradition: only accours as a normal word like the others in the sentence, so it cannot explain the context. Solution/Frege: unsaturated phrases. Sentence/WittgensteinVsFrege/Simons: context only simply common standing-next-to-each-other of words (names). That is, there is not one part of the sentence, which establishes the connection. Unsaturation/Simons: this perfectly matches the ontological dependence (oA): a phrase cannot exist without certain others! --- Wittgenstein I 16 Semantics/Wittgenstein/Frege/Hintikka: 1. main thesis of this chapter: Wittgenstein's attitude to inexpressibility of semantics is very similar to that of Frege. Wittgenstein represents in his early work as well as in the late work a clear and sweeping view of the nature of the relationship between language and the world. As Frege he believes they cannot be expressed verbally. Earlier WittgensteinVsFrege: by indirect use this view could be communicated. According to the thesis of language as a universal medium (SUM) it cannot be expressed in particular, what would be the case if the semantic relationships between language and the world would be different from the given ones? Wittgenstein I 45 Term/Frege/WittgensteinVsFrege/Hintikka: that a concept is essentially predicative, cannot be expressed by Frege linguistically, because he claims that the expression 'the term X' does not refer to a concept, but to an object. I 46 Term/Frege/RussellVsFrege/Hintikka: that is enough to show that the Fregean theory cannot be true: The theory consists of sentences, which, according to their own theory cannot be sentences, and if they cannot be sentences, they also cannot be true ". (RussellVsFrege) WittgensteinVsFrege/late: return to Russell's stricter standards unlike Frege and early Wittgenstein himself. Wittgenstein late: greatly emphasizes the purely descriptive. In Tractatus he had not hesitated to go beyond the vernacular. I 65ff Saturated/unsaturated/Frege/Tractatus/WittgensteinVsFrege: in Frege's distinction lurks a hidden contradiction. Both recognize the context principle. (Always full sentence critical for meaning). I 66 Frege: unsaturated entities (functions) need supplementing. The context principle states, however, neither saturated nor unsaturated symbols have independent meaning outside of sentences. So both need to be supplemented, so the difference is idle. The usual equation of the objects of Tractatus with individuals (i.e. saturated entities) is not only missed, but diametrically wrong. It is less misleading, to regard them all as functions I 222 Example number/number attribution/WittgensteinVsFrege/Hintikka: Figures do not require that the counted entities belong to a general area of all quantifiers. "Not even a certain universality is essential to the specified number. E.g. 'three equally big circles at equal distances' It will certainly not be: (Ex, y, z)xe circular and red, ye circular and red, etc ..." The objects Wittgenstein observes here, are apparently phenomenological objects. His arguments tend to show here that they are not only unable to be reproduced in the logical notation, but also that they are not real objects of knowledge in reality. ((s) that is not VsFrege here). Wittgenstein: Of course, you could write like this: There are three circles, which have the property of being red. I 223 But here the difference comes to light between inauthentic objects: color spots in the visual field, tones, etc., and the actual objects: elements of knowledge. (> Improper/actual, >sense data, >phenomenology). --- II 73 Negation/WittgensteinVsFrege: his explanation only works if his symbols can be substituted by the words. The negation is more complicated than that negation character. --- Wittgenstein VI 119 WittgensteinVsFrege/Schulte: he has not seen what is authorized on formalism that the symbols of mathematics are not the characters, but have no meaning. Frege: alternative: either mere ink strokes or characters of something. Then what they represent, is their meaning. WittgensteinVsFrege: that this alternative is not correct, shows chess: here we are not dealing with the wooden figures, and yet the figures represent nothing, they have no Fregean meaning (reference). There is simply a third one: the characters can be used as in the game. Wittgenstein VI 172 Name/Wittgenstein/Schulte: meaning is not the referent. (VsFrege). --- Sentence/character/Tractatus 3.14 .. the punctuation is a fact,. 3.141 The sentence is not a mixture of words. 3.143 ... that the punctuation is a fact is concealed by the ordinary form of expression of writing. (WittgensteinVsFrege: so it was possible that Frege called the sentence a compound name). 3.1432 Not: "The complex character 'aRb' says that a stands in the relation R to b, but: that "a" is in a certain relation to "b", says aRb ((s) So conversely: reality leads to the use of characters). (quotes sic). --- Wittgenstein IV 28 Mention/use/character/symbol/WittgensteinVsFrege/WittgensteinVsRussell/Tractatus: their Begriffsschrift(1) does not yet exclude such errors. 3.326 In order to recognize the symbol through the character, you have to pay attention to the meaningful use. Wittgenstein IV 40 Sentence/sense/WittgensteinVsFrege/Tractatus: the verb of the sentence is not "is true" or "is wrong", but the verb has already to include that, what is true. 4.064 The sentence must have a meaning. The affirmation does not give the sentence its meaning. IV 47 Formal concepts/Tractatus: (4.1272) E.g. "complex", "fact", "function", "number". WittgensteinVsFrege/WittgensteinVsRussell: they are presented in the Begriffsschrift by variables, not represented by functions or classes. E.g. Expressions like "1 is a number" or "there is only one zero" or E.g. "2 + 2 = 4 at three o'clock" are nonsensical. 4.12721 the formal concept is already given with an object, which falls under it. IV 47/48 So you cannot introduce objects of a formal concept and the formal concept itself, as basic concepts. WittgensteinVsRussell: you cannot introduce the concept of function and special functions as basic ideas, or e.g. the concept of number and definite numbers. Successor/Begriffsschrift/Wittgenstein/Tractatus: 4.1273 E.g. b is successor of a: aRb, (Ex): aRx.xRb, (Ex,y): aRx.xRy.yRb ... General/something general/general public/WittgensteinVsFrege/WittgensteinVsRussell: the general term of a form-series can only be expressed by a variable, because the term "term of this form-series" is a formal term. Both have overlooked: the way, how they want to express general sentences, is circular. IV 49 Elementary proposition/atomism/Tractatus: 4.211 a character of an elementary proposition is that no elementary proposition can contradict it. The elementary proposition consists of names, it is a concatenation of names. WittgensteinVsFrege: it itself is not a name. IV 53 Truth conditions/truth/sentence/phrase/Tractatus: 4.431 of the sentence is an expression of its truth-conditions. (pro Frege). WittgensteinVsFrege: false explanation of the concept of truth: would "the truth" and "the false" really be objects and the arguments in ~p etc., then according to Frege the meaning of "~ p" is not at all determined. Punctuation/Tractatus: 4.44 the character that is created by the assignment of each mark "true" and the truth possibilities. Object/sentence/Tractatus: 4.441 it is clear that the complex of characters IV 54 Ttrue" and "false" do not correspond to an object. There are no "logical objects". Judgment line/WittgensteinVsFrege/Tractatus: 4.442 the judgment line is logically quite meaningless. It indicates only that the authors in question consider the sentence to be true. Wittgenstein pro redundancy theory/Tractatus: (4.442), a sentence cannot say of itself that it is true. (VsFrege: VsJudgment stroke). IV 59 Meaning/WittgensteinVsFrege/Tractatus: (5.02) the confusion of argument and index is based on Frege's theory of meaning IV 60 of the sentences and functions. For Frege the sentences of logic were names, whose arguments the indices of these names. IV 62 Concluding/conclusion/result relation/WittgensteinVsRussell/WittgensteinVsFrege/Tractatus: 5.132 the "Final Acts" that should justify the conclusions for the two, are senseless and would be superfluous. 5.133 All concluding happens a priori. 5.134 one cannot conclude an elementary proposition from another. ((s) Concluding: from sentences, not situations.) 5.135 In no way can be concluded from the existence of any situation to the existence of, IV 63 an entirely different situation. Causality: 5.136 a causal nexus which justifies such a conclusion, does not exist. 5.1361 The events of the future, cannot be concluded from the current. IV 70 Primitive signs/WittgensteinVsFrege/WittgensteinVsRussell/Tractatus: 5.42 The possibility of crosswise definition of the logical "primitive signs" of Frege and Russell (e.g. >, v) already shows that these are no primitive signs, let alone that they signify any relations. IV 101 Evidence/criterion/logic/WittgensteinVsFrege/Tractatus: 6.1271 strange that such an exact thinker like Frege appealed to the obviousness as a criterion of the logical sentence. IV 102 Identity/meaning/sense/WittgensteinVsFrege/Tractatus: 6.232 the essential of the equation is not that the sides have a different sense but the same meaning, but the essential is that the equation is not necessary to show that the two expressions, that are connected by the equal sign, have the same meaning, since this can be seen from the two expressions themselves. 1. G. Frege, Begriffsschrift, eine der arithmetischen nachgebildete Formelsprache des reinen Denkens, Halle 1879, Neudruck in: Ders. Begriffsschrift und andere Aufsätze, hrsg. v. J. Agnelli, Hildesheim 1964 --- Wittgenstein II 343 Intension/classes/quantities/Frege/Russell/WittgensteinVsRussell/WittgensteinVsFrege: both believed they could deal with the classes intensionally because they thought they could turn a list into a property, a function. (WittgensteinVs). Why wanted both so much to define the number? |
W IV L. Wittgenstein Tractatus Logico-Philosophicus (TLP), 1922, C.K. Ogden (trans.), London: Routledge & Kegan Paul. Originally published as “Logisch-Philosophische Abhandlung”, in Annalen der Naturphilosophische, XIV (3/4), 1921. German Edition: Tractatus logico-philosophicus Frankfurt/M 1960 Bra I R. Brandom Making it exlicit. Reasoning, Representing, and Discursive Commitment, Cambridge/MA 1994 German Edition: Expressive Vernunft Frankfurt 2000 Bra II R. Brandom Articulating reasons. An Introduction to Inferentialism, Cambridge/MA 2001 German Edition: Begründen und Begreifen Frankfurt 2001 Dummett I M. Dummett The Origins of the Analytical Philosophy, London 1988 German Edition: Ursprünge der analytischen Philosophie Frankfurt 1992 Dummett II Michael Dummett "What ist a Theory of Meaning?" (ii) In Truth and Meaning, G. Evans/J. McDowell Oxford 1976 Dummett III M. Dummett Wahrheit Stuttgart 1982 Dummett III (a) Michael Dummett "Truth" in: Proceedings of the Aristotelian Society 59 (1959) pp.141-162 In Wahrheit, Michael Dummett Stuttgart 1982 Dummett III (b) Michael Dummett "Frege’s Distiction between Sense and Reference", in: M. Dummett, Truth and Other Enigmas, London 1978, pp. 116-144 In Wahrheit, Stuttgart 1982 Dummett III (c) Michael Dummett "What is a Theory of Meaning?" in: S. Guttenplan (ed.) Mind and Language, Oxford 1975, pp. 97-138 In Wahrheit, Michael Dummett Stuttgart 1982 Dummett III (d) Michael Dummett "Bringing About the Past" in: Philosophical Review 73 (1964) pp.338-359 In Wahrheit, Michael Dummett Stuttgart 1982 Dummett III (e) Michael Dummett "Can Analytical Philosophy be Systematic, and Ought it to be?" in: Hegel-Studien, Beiheft 17 (1977) S. 305-326 In Wahrheit, Michael Dummett Stuttgart 1982 K II siehe Wol I U. Wolf (Hg) Eigennamen Frankfurt 1993 Simons I P. Simons Parts. A Study in Ontology Oxford New York 1987 |
Frege, G. | Hintikka Vs Frege, G. | Cresswell I 148 Compositionality/Cresswell: It has long been known that it fails on the surface structure. (Cresswell 1973 p 77). HintikkaVsCompositionality/HintikkaVsFrege: H. says that it is simply wrong. In saying that, he ignores the deep structure. And indeed you can regard the difference of the two readings of (39) (Everybody loves somebody) in the context of the game theory as changing the order in the choice of individuals. Then you could say that the only linguistic object is the surface structure. CresswellVsHintikka: but when it comes to that, his observations are not new. Compositionality/Cresswell: fails if we say that the two readings depend on the order in which we first process "and" then "or", or vice versa. Nevertheless, the Frege principle (= compositionality) is in turn applicable to (44) or (45). It is treated like this in Montague. (see below Annex IV: Game-theoretical semantics). I 149 HintikkaVsCompositionality/HintikkaVsFrege: fails even with higher order quantification. CresswellVsHintikka: this is a mistake: firstly, no compositionality is effective in the 1st order translation of sentences like (29). But authors who use higher-order entities (Montague and Cresswell) do not see themselves as deniers of the Frege principle. Hintikka seems to acknowledge that. (1982 p 231). I 161. "is"/Frege/Russell: ambiguous in everyday language. HintikkaVsFrege/KulasVsFrege: (1983): not true! Cresswell: ditto, just that "normal semantics" is not obliged to Frege-Russell anyway. Hintikka II 45 (A) Knowledge/Knowledge Objects/Frege/Hintikka: His concern was what objects we have to assume in order to understand the logical behavior of the language, when it comes to knowledge. Solution/Frege/Hintikka: (see below: Frege’s knowledge objects are the Fregean senses, reified, >intensional objects). Hintikka: For me, it is primarily about the individuals of which we speak in epistemic contexts; only secondarily, I wonder if we may call them "knowledge objects". Possible Worlds Semantics/HintikkaVsFrege: we can oppose the possible worlds semantics to his approach. (Hintikka pro possible worlds semantics). II 46 Idea: application of knowledge leads to the elimination of possible worlds (alternatives). Possible World/Hintikka: the term is misleading, because too global. Def Scenario/Hintikka: everything that is compatible with the knowledge of a knower. We can also call them knowledge worlds. Set of All Possible Worlds/Hintikka: we can call it illegitimate. (FN 5). Knowledge Object/Hintikka: can be objects, people, artifacts, etc. Reference/Frege/Hintikka: Frege presumes a completely referential language. I.e. all our expressions stand for some kind of entities. They can be taken as Fregean knowledge objects. Identity/Substitutability/SI/Terminology/Frege/Hintikka: SI is the thesis of the substitutability of identity ((s) only applies with limitation in intensional (opaque) contexts). II 47 E.g. (1) ... Ramses knew that the morning star = the morning star From this it cannot be concluded that Ramses knew that the morning star = the evening star (although MS = ES). II 48 Context/Frege/Hintikka: Frege distinguish two types of context: Direct Context/Frege/Hintikka: extensional, transparent Indirect Context/Frege/Hintikka: intensional, opaque. E.g. contexts with "believes" (belief contexts). ((s) Terminology: "ext", "opaque", etc. not from Frege). Frege/Hintikka: according to his own image: (4) expression >sense >reference. ((s) I.e. according to Frege the intension determines the extension.) Intensional Contexts/Frege/Hintikka: here, the picture is modified: (5) Expression (>) sense (> reference) Def Systematic Ambiguity/Frege/Hintikka: all our expressions are systematically ambiguous, i.e. they refer to different things, depending on whether they are direct (transparent, extensional) contexts or indirect ones (intensional, opaque). Fregean Sense/Hintikka: Fregean senses in Frege are separate entities in order to be able to work at all as references in intensional contexts. E.g. in order to be able to restore the inference in the example above (morning star/evening start) we do not need the identity of morning star and evening star, but the. identity of the Fregean sense of "morning star" and "evening star". II 49 Important argument: but Frege himself does not reinterpret the identity in the expression morning star = evening star in this way. He cannot express this fact, because there identity occurs in an extensional context and later in an intensional context. Identity/Frege/Hintikka: therefore we cannot say that Frege reinterprets our normal concept of identity. Problem: It is not even clear whether Frege can express the identity of the senses with an explicit sentence. For in his own formal language (in "Begriffsschrift"(1) and "Grundgesetze"(2)) there is no sentence that could do this. He says that himself in: "Über Sinn und Bedeutung": we can only refer to the meanings of our expressions by prefixing the prefix "the meaning of". But he never uses this himself. (B) Knowledge Objects/Possible World Approach/HintikkaVsFrege: Idea: knowledge leads us to create an intentional context that forces us to consider certain possibilities. These we call possible worlds. new: we do not consider new entities (intensional entities) in addition to the references, but we look at the same references in different possible worlds. Morning Star/Evening Star/Possible Worlds Semantics/Hintikka: Solution: "morning star" and "evening star" now single out the same object, namely the planet in the real world. II 50 (C) Possible Worlds Semantics/HintikkaVsFrege: there is no systematic ambiguity here, i.e. the expressions mean the same thing intensionally as extensionally. E.g. Knowing what John knows means knowing those possible worlds which are compatible with his belief, and knowing which are not. II 51 Extra premise: for that it must be sure that an expression singles out the same individual in different possible worlds. Context: what the relevant possible worlds are depends on the context. E.g. Ramses: here, the case is clear, On the other hand: E.g. Herzl knew Loris is a great poet Additional premise: Loris = Hofmannsthal. II 53 Meaning Function/Possible Worlds Semantics/Hintikka: the difference in my approach to that of Frege is that I consider problems locally, while Frege considers them globally. Fregean Sense/(= way of givenness) Hintikka: must be considered as defined for all possible worlds. On the other hand: Hintikka: if Fregean sense is construed as meaning function, it must be regarded as only defined for the relevant alternatives in my approach. Frege: precisely uses the concept of identity of senses implicitly. And as meaning function, identity is only given if the mathematical function works for all relevant arguments. Totality/Hintikka: this concept of totality of all logically possible worlds is now highly doubtful. Solution/Hintikka: it is precisely the possible worlds semantics that helps dispense with the totality of all possible worlds. ((s) And to consider only the relevant alternatives defined by the context). Fregean Sense/Hintikka: was virtually constructed as an object (attitude object propositional object, thought object, belief object). This is because they were assumed as entities in the real world (actual world), however abstract. II 54 Meaning Function/M. F./HintikkaVsFrege/Hintikka: unlike Fregean senses, meaning functions are neither here nor elsewhere. Problem/Hintikka: Frege was tempted to reify his "senses". Knowledge Object/Thought Object/Frege/Hintikka: Frege, unlike E.g. Quine, has never considered the problem. Existential Generalization/EG/Hintikka: entitles us to move from a sentence S(b) with a singular term "b" to the existential statement (Ex) S(x). This fails in intensional (epistemic) contexts. Transition from "any" to "some". E.g. epistemic context: (10) (premise) George IV knew that (w = w) (11) (tentative conclusion) (Ex) George IV knew that (w = x) II 55 Problem: the transition from (10) to (11) fails, because (11) has the strength of (12) (12) George IV knew who w is. EG/Fail/Solution/Frege/Hintikka: Frege assumed that in intensional (opaque) contexts we are dealing with ideas of references. HintikkaVsFrege: Problem: then (11) would follow from (10) in any case ((s) and that’s just what is not desired). Because you’d have to assume that there is definitely some kind of sense under which George IV imagines an individual w. Problem: "w" singles out different individuals in different possible worlds. II 56 Possible Worlds Semantics/Solution/Hintikka: E.g. Suppose. (13) George knows that S(w) to (14) (Ex) George knows that S(x) where S(w) does not contain expressions that create opaque contexts. Then we need an additional condition. (15) (Ex) in all relevant possible worlds (w = x). This is, however, not a well-formed expression in our notation. We have to say what the relevant possible worlds are. Def Relevant Possible Worlds/Hintikka: are all those that are compatible with the knowledge of George. Thus, (15) is equivalent to (16) (Ex) George knows that (w = x). This is the additional premise. I.e. George knows who w is. (Knowing that, knowing who, knowing what). Knowing What/Logical Form/Hintikka/(s): corresponds to "knows that (x = y)" ((s) >single class, single quantity). E.g. knowing that "so and so has done it" does not help to know who it was, unless you know who so and so is. ((s) i.e. however, that you know y!) Solution/Hintikka/(s): the set of possible worlds compatible with the knowledge) II 57 Meaning Function/M. F./Possible Worlds Semantics/Hintikka: in order to be a solution here, the meaning function (see above) needs to be a constant function, i.e. it must single out the same individuals in all possible worlds. Frege/Identity/Opaque Context/Hintikka: Frege had to deal with the failure of the SI (substitutability in case of identity) ((s) i.e. the individuals might have a different name), not with the failure of the Existential Generalization (EG). ((s) I.e. the individuals might not exist). Hintikka: therefore, we need several additional premises. Possible Worlds Semantics: SI: here, for substitutability in case of identity, we only need on the assumption that the references of two different concepts in any possible world can be compared. Existential Generalization: here we have to compare the reference of one and the same concept in all possible worlds. Frege/Hintikka: now it seems that Frege could still be defended yet in a different way: namely, that we now quantify on world-lines (as entities). ((s) that would accomodate Frege’s Platonism). II 58 World Lines/Hintikka: are therefore somehow "real"! So are they not somehow like the "Fregean senses"?. HintikkaVs: it is not about a contrast between world bound individuals and world lines as individuals. World Lines/Hintikka: but we should not say that the world lines are something that is "neither here nor there". Using world lines does not mean reifying them. Solution/Hintikka: we need world-lines, because without them it would not even make sense to ask at all, whether a resident of a possible world is the same one as that of another possible world. ((s) cross world identity). II 59 World Line/Hintikka: we use it instead of Frege’s "way of givenness". HintikkaVsFrege: his error was to reify the "ways of givenness" as "sense". They are not something that exists in the actual world. Quantification/Hintikka: therefore, in this context we need not ask "about what we quantify". II 109 Frege Principle/FP/Compositionality/Hintikka: if we proceed from the outside inwards, we can allow a violation of Frege’s principle. (I.e. the semantic roles of the constituents in the interior are context dependent). II 110 HintikkaVsFrege/HintikkaVsCompositionality: Thesis: meaning entities should not be created step by step from simpler ones in tandem with syntactic rules. They should instead be understood, at least in some cases, as rules of semantic analysis. 1. G. Frege, Begriffsschrift, eine der arithmetischen nachgebildete Formelsprache des reinen Denkens, Halle 1879, Neudruck in: Ders. Begriffsschrift und andere Aufsätze, hrsg. v. J. Agnelli, Hildesheim 1964 2. Gottlob Frege [1893–1903]: Grundgesetze der Arithmetik. Jena: Hermann Pohle Wittgenstein I 71 Def Existence/Wittgenstein: predicate of higher order and is articulated only by the existence quantifier. (Frege ditto). I 72 Hintikka: many philosophers believe that this was only a technical implementation of the earlier idea that existence is not a predicate. HintikkaVsFrege: the inexpressibility of individual existence in Frege is one of the weakest points, however. You can even get by without the Fregean condition on a purely logical level. HintikkaVsFrege: contradiction in Frege: violates the principle of expressing existence solely through the quantifier, because the thesis of inexpressibility means that through any authorized individual constant existential assumptions are introduced in the logical language. |
Hintikka I Jaakko Hintikka Merrill B. Hintikka Investigating Wittgenstein German Edition: Untersuchungen zu Wittgenstein Frankfurt 1996 Hintikka II Jaakko Hintikka Merrill B. Hintikka The Logic of Epistemology and the Epistemology of Logic Dordrecht 1989 Cr I M. J. Cresswell Semantical Essays (Possible worlds and their rivals) Dordrecht Boston 1988 Cr II M. J. Cresswell Structured Meanings Cambridge Mass. 1984 W IV L. Wittgenstein Tractatus Logico-Philosophicus (TLP), 1922, C.K. Ogden (trans.), London: Routledge & Kegan Paul. Originally published as “Logisch-Philosophische Abhandlung”, in Annalen der Naturphilosophische, XIV (3/4), 1921. German Edition: Tractatus logico-philosophicus Frankfurt/M 1960 |
Model Theory | Wittgenstein Vs Model Theory | Hintikka I 38/39 Model Theory/VsModelltheorie/QuineVsModelltheorie/WittgensteinVsModelltheorie/FregeVsModelltheorie/RussellVsModeltheory/Hintikka: from deep theoretical reasons: they represented the thesis of language as a universal medium (> inexpressibility of semantics) - that is, we cannot stand outside the language. Inconceivable that the semantic relations would be different than they are - hence the model theory is impossible - in particular, we cannot change the scope of quantifiers - opposite position: language as calculus - Terence Parsons - Hintikka. |
W IV L. Wittgenstein Tractatus Logico-Philosophicus (TLP), 1922, C.K. Ogden (trans.), London: Routledge & Kegan Paul. Originally published as “Logisch-Philosophische Abhandlung”, in Annalen der Naturphilosophische, XIV (3/4), 1921. German Edition: Tractatus logico-philosophicus Frankfurt/M 1960 Hintikka I Jaakko Hintikka Merrill B. Hintikka Investigating Wittgenstein German Edition: Untersuchungen zu Wittgenstein Frankfurt 1996 Hintikka II Jaakko Hintikka Merrill B. Hintikka The Logic of Epistemology and the Epistemology of Logic Dordrecht 1989 |
Nagel, Th. | McGinn Vs Nagel, Th. | I 138 Unzurückführbarkeit: wants the acknowledgement of the special status of free will that seems to be indicated by the failure of domestication. We should accept things as indefinable and obvious by itself. Free players are then an independent ontological category. (Thomas Nagel, Galen Strawson). The corresponding causality is then no "causality of events" but a "causality of action." (Davidson). VsInexpressibility: does not face the argument. What is the relationship between freedom and biological nature, the brain etc. Here, real explanatory questions remain open, which the thesis of inexpressibility avoids. |
McGinn I Colin McGinn Problems in Philosophy. The Limits of Inquiry, Cambridge/MA 1993 German Edition: Die Grenzen vernünftigen Fragens Stuttgart 1996 McGinn II C. McGinn The Mysteriouy Flame. Conscious Minds in a Material World, New York 1999 German Edition: Wie kommt der Geist in die Materie? München 2001 |
Tractatus | Wittgenstein Vs Tractatus | Tugendhat I 163 Tractatus/Tugendhat: naive object-theoretical position. Wittgenstein: "what the case, the fact is, is the existence of atomic facts", "the fact is a combination of objects". "In the facts objects hang one in another, like the links of a chain". (2.03). (Later discarded by Wittgenstein). Wittgenstein/late/self-criticism/VsTractatus: Philosophical remarks: "complex is not the same as fact I say of a complex, it is moving from one place to another, but not from a fact." "To say that a red circle consists of redness and circularity, or a complex of these constituents, is an abuse of such words and misleading." --- I 235 ff WittgensteinVsWittgenstein/WittgensteinVsTractatus/Hintikka. WWK, 209 f. "unclear to me in the Tractatus was the logical analysis and ostensive definition" ... "thought at this time that it is a connection between language and reality"... --- I 236 Sign/Meaning/Definition/showing/Waismann ("theses"): "We can give meaning to characters in two ways:. 1. by designation 2. by definition". --- I 237 Hintikka: deeper reasons: in the Tractatus the thesis of inexpressibility of semantics does not stop Wittgenstein from highlighting the role of the ostensive definition under the guise of showing. Through his move from phenomenology to the physical language it is impossible for him to indicatively define all his not further-back-tracable objects. One and the same gesture may be in the game when one indicatively defines a person's name, a color word, a substance name (mass terminus) a numeral, the name of a compass direction. The differences apparantly do not seem to belong to the area of the phenomenological, but to the ontology of everyday objects. Philosophical Investigations, PI § 28 For these reasons, Wittgenstein rejects for some time the idea that the ostensive explaining could establish a connection between language and reality. --- I 297 ff Image/agreement/reality/Wittgenstein/Hintikka: is the vividness an agreement? --- I 298 Image/sentence/WittgensteinVsTractatus/WittgensteinVsWittgenstein/self-criticism: in the Tractatus I said something like: it was an agreement of the form, however, this is a mistake. Hintikka: this could give the wrong impression, that Wittgenstein abandoned the image thoughts. But that is a mistake. Image/Wittgenstein: the image can represent a possible state of affairs. It does not need to be an image of a de facto state in the world. A command is usually an image of the action that should be performed, but not necessarily an image of the actual completed act. (Also work drawing). What is the method of projection? --- I 299 "So I imagine the difference between sentence and reality is offset by the projection beams belonging to the image, the idea and which leave no more room for a method of application. There is only agreement and disagreement." "Like everything metaphysical the harmony between thought and reality in grammar can be found in the language." --- II 138 Atomism/VsAtomism/self-criticism/WittgensteinVsTractatus: it was a mistake, that there were elementary propositions, into which all sentences can be dismantled. This error has two roots: 1. that one conceives of infinity as a number, and assumes that there is an infinite number of sentences. 2. statements that express degrees of qualities. ((s) they must not exclude any other sentence. Therefore, they cannot be independent). --- III 151 Tractatus/later self-criticism/WittgensteinVsTractatus/WittgensteinVsWittgenstein: he was dealing with two weak points: 1. that the descriptive language is so openly regarded as a model of the actual language. There are many unrecognized forms of speech. It may be questioned whether the meaning of an utterance can be understood regardless of the context. In addition, doubt, as to whether any meaningful sentence has one and only one logical form. 2. Problem of intersubjectivity disregarded. --- III 214 WittgensteinVsTractatus (self-criticism): discussions with Ramsey and the Italian economy scientist Piero Sraffa. SraffaVsTractatus: VsImage theory: Vs, that a meaningful sentence must be a projection of a state of affairs. Also denied that any meaningful sentence could be resolved into elementary propositions. From this critique emerged in 1929 30 Philosophical remarks (PB) 1932 34 Philosophical Grammar (PG) 1933 34 The Blue Book + The Brown Book Main work of the "Second Period": Philosophical Investigations (Philosophical Investigations). --- III 217 WittgensteinVsTractatus/Wittgenstein/late/Flor: that can be useful and clear in a specific situation, to give a vague question or a vague description or a vague instruction. --- VI 95/96 Logical constants/elementary proposition/WittgensteinVsTractatus/WittgensteinVsWittgenstein/Schulte: self-criticism: does now no longer assume that one would be able later to specify elementary propositions. In truth, we already have everything, namely at present. New: Priority of sentence system over the individual sentence. Previously: I believed that we have to do without the logical constants, because "and", "or", "not" do not connect the objects. (I abide by this). But I falsely believed that the elementary propositions would be independent from each other because I falsely believed the linking rules of logical constants could have something to do with the internal structure of sentences. In reality, the logical constants form rather just a part of a comprehensive syntax of which I did not know anything then." --- VII 148 Language/Tractatus/Tetens: language only serves one purpose here: to map facts. WittgensteinVsWittgenstein/VsTractatus/later Wittgenstein/Tetens: instead there is a variety of language games. To speak sensibly, we must take part in a complicated social life form with its diverse language games. --- VII 149 The philosopher must describe how we use the expressions in everyday language. --- VII 150 "... a picture holds us captive. And we could not get out because it was in our language, and it seemed to repeat it to us inexorably." (Philosophical Investigations, PI 82) Descriptive/normative/Tractatus/Tetens: Wittgenstein's ignores in the Tractatus the distinction between descriptive and normative sentences. He later calls this the "one-sided diet" ((s) only descriptive sentences). (Philosophical Investigations, PI p. 251, § 593) --- VII 152 Skepticism/philosophy/Wittgenstein/late: also the philosophers learned the words "error", "doubt", etc., from the everyday language, they have not been invented for the purpose of philosophizing. --- VII 153 Deception/Wittgenstein/late: when the philosopher asks if one could not be mistaken about everything, then he uses the words in a way that he would never use them in everyday life. --- VII 154 Wittgenstein: E.g. one cannot say that one his mistaken about something in his joy. |
W IV L. Wittgenstein Tractatus Logico-Philosophicus (TLP), 1922, C.K. Ogden (trans.), London: Routledge & Kegan Paul. Originally published as “Logisch-Philosophische Abhandlung”, in Annalen der Naturphilosophische, XIV (3/4), 1921. German Edition: Tractatus logico-philosophicus Frankfurt/M 1960 Tu I E. Tugendhat Vorlesungen zur Einführung in die Sprachanalytische Philosophie Frankfurt 1976 Tu II E. Tugendhat Philosophische Aufsätze Frankfurt 1992 |
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Disputed term/author/ism | Author![]() |
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Existence | Russell, B. | Wittg / Hintikka I 92f Existence / expression / inexpressibility / Russell / Hintikka: for the thesis of the inexpressibility of the existence of the object (IEO) there is a perfect example in Russell: Theory of acquaintance / Russell: "There is no point to say of an actually given "this" - an object of acquaintance - that it exists. Russell: this applies to all "true proper names" (as opposed to the "Description"). |
Hintikka I Jaakko Hintikka Merrill B. Hintikka Investigating Wittgenstein German Edition: Untersuchungen zu Wittgenstein Frankfurt 1996 Hintikka II Jaakko Hintikka Merrill B. Hintikka The Logic of Epistemology and the Epistemology of Logic Dordrecht 1989 |
Wittgenstein | I 55 Thesis of the indestructibility of the objects: "Something red can be destroyed, but red can not be destroyed." § 57 I 72 The thesis of inexpressibility means that any authorized individual constant introcuces existence assumptions into the logical language. |
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Wittgenstein | I 15 1. Language as a universal medium: (SUM) Thesis: it is not possible to view language from outside. Meaning relations must be assumed. 2. Inexpressibility of semantics. (UDS) Thesis: if the view of language as a universal medium is correct, any logical semantics (model theory) is impossible. I 17 Language as universal medium/SUM/Hintikka: questions any model theory - representative: Frege, Quine, Wittgenstein: Thesis: semantics cannot be systematic - against: "language as calculus": metasemantic questions - semantics applied systematically. III 135 Language/Tractatus/Flor: Thesis: all languages that can be spoken and understood (German, Chinese, etc.) have the same logical structure and this structure can be found in the Principia Mathematica(1). 1. Whitehead, A.N. and Russel, B. (1910). Principia Mathematica. Cambridge: Cambridge University Press. |
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Wittgenstein | I 15 Inexpressibility of semantics. (IS) thesis: If the conception of language as a universal medium is true, any logical semantics (model theory) is impossible. |
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Wittgenstein | I 55 Thesis of the inexpressibility of the existence of individual objects: e.g. "Red exists". (PI § 57 ff) It follows that Wittgenstein counts the colors as objects, and that the alignment of all objects in the Tractatus of properties would be less misleading than their alignment with individual things! |
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Wittgenstein | I 19 Limit/Language/Wittgenstein: is shown in the impossibility of describing a fact without repeating the corresponding sentence. - Hintikka: Thesis: the relativity of language (that reality cannot be expressed independently of language). I 22 The relationship between name and object cannot be expressed linguistically - not even the concept of existence - that can only be shown by using the name. I 19 Hintikka: mutual implication between the thesis of the unrecognizability of the objects regarded as things per se and the thesis of the unrecognizability of these aspirations and the framework concerned. I 88 Limit/Language/World/Wittgenstein: ...but that would anticipate what the language (which I understand alone) would be like if it were different. And that would violate the thesis of the inexpressibility of semantics. Now we can understand why Wittgenstein puts the world and life into one: "The world and life are one". (5.621). |
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