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Veritative Being/Tugendhat: "it is the case that p". - VsObject theory - VsConzeptualism (terms for objects) - immaterial - but also VsImagination - instead: Language as a basic constitution (yes/no-structure) - TugendhatVsTradition (Middle Ages): verum as "transcendental" determination of ens next unum and aliquid - would Aristotle have referred to the veritative being, he could have formed a semantics of assertion.
VsHeidegger: Being of facts instead of "all being is being of any beings".
Object theory/TugendhatVs: states of affairs regarded as objects - VsWittgenstein/VsTractatus: state of affairs as a combination of object, fact as existence of state of affairs - Wittgenstein, late: (self-criticism), "complex is not equal to fact".
Object Theory simply ignored the communicative function of language.
Singular Term/TugendhatVsObject theory: cannot make that "standing for" understandable. Not even his own basic notion, that of the object.
Frege: singular terms are dependent expressions.
Hysteron-proton/Tugendhat: the later earlier - fallacy of interchanging the implication relation - here: also a state of affairs can only be identified by phrases.
Definition expulsion Game/Tugendhat: that the rule of use which is explained, is to be understood as a verification rule - (pro) - ((s) use> truth conditions> meaning.
The rules of the expulsion game are verification rules.
Vorlesungen zur Einführung in die Sprachanalytische Philosophie Frankfurt 1976
Philosophische Aufsätze Frankfurt 1992