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Exercícios de semântica formal para a Lógica de Primeira Ordem Clássica (view source)
Revision as of 12:23, 6 October 2020
, 12:23, 6 October 2020→(\forall x : P)\varphi ◁▷ \not(\exists x : P). \varphi
: {{#ev:youtube|7ihfZ4wlgFw|||||start=563&loop=1}}
=== <math> (\forall x : P)\varphi </math> ◁▷ <math> \notneg(\exists x : P). \neg\varphi </math> ===
: {{#ev:youtube|H3HhormBWr8|||||start=450&loop=1}}
