Philosophy Lexicon of Arguments

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Author Item Excerpt Meta data
Cresswell, M.J.
 
Books on Amazon
Truth Functions HC I 24
Truth function / HC: only four different truth functions (tr.f.) of p: 1 Negation - 2 p itself - 3 true, no matter whether if p itself is true or false - 4 wrong, no matter whether p itself is true or false.
HC I 44
Truth-function / Hughes / Cresswell: each wff of the propositional calculus (prop.calc. is a truth function of its variables - ((s) be found in table) - modal function: any wff containing a modal operator, is a modal function of its variables.

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


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Ed. Martin Schulz, access date 2017-03-30