Difference between revisions of "Exercícios de semântica formal para a Lógica de Primeira Ordem Clássica"
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Tag: 2017 source edit |
Tag: 2017 source edit |
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=== <math> (\forall x{:}P)\varphi </math> ◁▷ <math> \neg(\exists x{:}P) \neg\varphi </math> === | === <math> (\forall x{:}P)\varphi </math> ◁▷ <math> \neg(\exists x{:}P) \neg\varphi </math> === | ||
: {{#ev:youtube|H3HhormBWr8|||||start=450&loop=1}} | : {{#ev:youtube|H3HhormBWr8|||||start=450&loop=1}} | ||
+ | |||
+ | ===<math> (\forall x)(\varphi \to \psi) </math> ▷<math> (\forall x)\varphi \to (\forall x)\psi </math> === | ||
+ | : {{#ev:youtube|8LKRvIX3KkY|||||start=519&loop=1}} | ||
=== <math> (\forall x)\varphi \to (\forall x)\psi </math> ▶<math>_{Sem} (\forall x)(\varphi \to \psi) </math> === | === <math> (\forall x)\varphi \to (\forall x)\psi </math> ▶<math>_{Sem} (\forall x)(\varphi \to \psi) </math> === | ||
− | : {{#ev:youtube|8LKRvIX3KkY|||||start= | + | : {{#ev:youtube|8LKRvIX3KkY|||||start=624&loop=1}} |
== Validade de sequentes em uma interpretação fixa == | == Validade de sequentes em uma interpretação fixa == |
Revision as of 00:36, 8 October 2020
Contents
- 1 Validade global de sequentes
- 1.1 Failed to parse (MathML with SVG or PNG fallback (recommended for modern browsers and accessibility tools): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle (\exists x)(\forall y) \varphi } ▷ Failed to parse (MathML with SVG or PNG fallback (recommended for modern browsers and accessibility tools): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle (\forall y)(\exists x) \varphi }
- 1.2 Failed to parse (MathML with SVG or PNG fallback (recommended for modern browsers and accessibility tools): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle (\forall y)(\exists x) \varphi } ▶ Failed to parse (MathML with SVG or PNG fallback (recommended for modern browsers and accessibility tools): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle (\exists x)(\forall y) \varphi }
- 1.3 Failed to parse (MathML with SVG or PNG fallback (recommended for modern browsers and accessibility tools): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle (\forall x{:}P)\varphi } ◁▷ Failed to parse (MathML with SVG or PNG fallback (recommended for modern browsers and accessibility tools): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle \neg(\exists x{:}P) \neg\varphi }
- 1.4 Failed to parse (MathML with SVG or PNG fallback (recommended for modern browsers and accessibility tools): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle (\forall x)(\varphi \to \psi) } ▷Failed to parse (MathML with SVG or PNG fallback (recommended for modern browsers and accessibility tools): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle (\forall x)\varphi \to (\forall x)\psi }
- 1.5 Failed to parse (MathML with SVG or PNG fallback (recommended for modern browsers and accessibility tools): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle (\forall x)\varphi \to (\forall x)\psi } ▶Failed to parse (MathML with SVG or PNG fallback (recommended for modern browsers and accessibility tools): Invalid response ("Math extension cannot connect to Restbase.") from server "https://wikimedia.org/api/rest_v1/":): {\displaystyle _{Sem} (\forall x)(\varphi \to \psi) }
- 2 Validade de sequentes em uma interpretação fixa
- 3 Correção de regras
- 4 Para reflexão
- 5 Veja também
- 6 Links externos