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> ===
 
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===<math> (\forall x)(\varphi \to \psi) </math>  ▷<math> (\forall x)\varphi \to (\forall x)\psi </math> ===
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=== <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> ===
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== Validade de sequentes em uma interpretação fixa ==
 
== Validade de sequentes em uma interpretação fixa ==

Revision as of 00:36, 8 October 2020

Contents

Validade global de sequentes

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 }

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 }

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 }

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 }

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) }

Validade de sequentes em uma interpretação fixa

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 w \approx x f (y g z) } ▷ 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 w \approx (x f y) g (x f z) }

Correção de regras

Regras para o símbolo de igualdade

Para reflexão

Veja também

Links externos

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