Economics Dictionary of ArgumentsHome
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| General validity: within a calculus a formula that is satisfied by any interpretation (variable assignment with expressions for objects) is valid. See also satisfaction, satisfiability, interpretation._____________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 | Item | Summary | Meta data |
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| I 85 not valid / valid / Mates: E.g. Fa - V x Fa. - - (Fa > Ga)> (~Fa > ~ Ga) - - (x) (Ey) Fxy> (Ey) (x) Fxy - here you can specify interpretations, where the statements are false - Valid: j is valid if j is a consequence of the empty set - I 88 trivially true, since L has not got any elements._____________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. The note [Author1]Vs[Author2] or [Author]Vs[term] is an addition from the Dictionary of Arguments. If a German edition is specified, the page numbers refer to this edition. |
Mate I B. Mates Elementare Logik Göttingen 1969 Mate II B. Mates Skeptical Essays Chicago 1981 |
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> Counter arguments against Mates
