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Philosophy Dictionary of Arguments
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Operators, logic: operators are symbols for performing a function, e.g. and; or; if; then; etc._____________Annotation: The above characterizations of concepts are neither definitions nor exhausting presentations of problems related to them. Instead, they are intended to give a short introduction to the contributions below. – Lexicon of Arguments.
Author
Concept
Summary/Quotes
Sources
Peter Geach on Operators - Dictionary of Arguments
I 174
Necessity/possible/modality/Geach: "necessary" and "possible" are operators, not entities (such as negation).
>Necessity, >Possibility, >Logical necessity, >Logical possibility, >Negation, >Modalities, >Modal logic, >Functors._____________Explanation of symbols: Roman numerals
indicate the source, arabic numerals indicate
the page number. The corresponding books
are indicated on the right hand side.
((s)…): Comment by the sender of the contribution. Translations: Dictionary of Arguments
The note [Concept/Author], [Author1]Vs[Author2] or [Author]Vs[term] resp. "problem:"/"solution:", "old:"/"new:" and "thesis:" is an addition from the Dictionary of Arguments. If a German edition is specified, the page numbers refer to this edition.
Gea I
P.T. Geach
Logic Matters Oxford 1972
Ed. Martin Schulz, access date 2024-03-29