Philosophy Lexicon of Arguments

Author Item Excerpt Meta data
Geach, Peter T.
Books on Amazon
Natural Deduction I 143
Calculus of natural deduction / Gentzen / Geach: here there are "possible names" (> existence introduction) - but no quantification over them - GeachVsQuine: he can not treat names any more as"covert descriptions".

Gea I
P.T. Geach
Logic Matters Oxford 1972

> Counter arguments against Geach

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Ed. Martin Schulz, access date 2017-04-25