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Exercícios de semântica formal para a Lógica de Primeira Ordem Clássica (view source)
Revision as of 16:59, 6 October 2020
, 16:59, 6 October 2020→(\forall x : P)\varphi ◁▷ \neg(\exists x : P) \neg\varphi
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=== <math> (\forall x {: }P)\varphi </math> ◁▷ <math> \neg(\exists x {: }P) \neg\varphi </math> ===
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