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src/FOL/fol.thy
author lcp
Tue, 07 Mar 1995 13:15:25 +0100
changeset 928 cb31a4e97f75
parent 0 a5a9c433f639
permissions -rw-r--r--
Moved declaration of ~= to a syntax section
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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clasohm
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FOL = IFOL +
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rules
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classical "(~P ==> P) ==> P"
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end
isabelle