Question

Sequent calculus - proofs as trees or sequences

score 421 · Answer 1 · 2012-08-20 14:38:03

421

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Sequent calculus - proofs as trees or sequences

Published on 20 Aug 2012 - 14:38

score 537 · Answer 2 · 2013-01-17 10:23:44

537

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Sequent calculus and first incompletness theorem

Published on 17 Jan 2013 - 10:23

score 99 · Answer 3 · 2020-08-01 14:08:21

99

Views

Proving $\forall x \neg P(x) \implies \neg \exists y P(y)$ in sequent calculus

Published on 01 Aug 2020 - 14:08

score 277 · Answer 4 · 2020-08-09 20:27:41

277

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The interpretation of $\nvdash$

Published on 09 Aug 2020 - 20:27

score 57 · Answer 5 · 2020-09-02 07:00:50

57

Views

Confused about the ground rules of sequent calculus (LK): cut or no cut?

Published on 02 Sep 2020 - 7:00

score 537 · Answer 6 · 2020-09-08 16:28:46

537

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Does sequent calculus have axiom?

Published on 08 Sep 2020 - 16:28

score 102 · Answer 7 · 2020-10-19 13:12:38

102

Views

Question on topic over "Aboutness theory appendix" by Stephen Yablo.

Published on 19 Oct 2020 - 13:12

score 301 · Answer 8 · 2020-10-30 10:45:29

301

Views

How to establish the modus ponens inference rule in the LK sequent calculus for first-order logic?

Published on 30 Oct 2020 - 10:45

score 121 · Answer 9 · 2020-11-09 20:54:42

121

Views

$\forall xA\Rightarrow A[t/x]$ and rule of left universal quantification in sequent calculus

Published on 09 Nov 2020 - 20:54

score 73 · Answer 10 · 2020-11-15 16:57:42

Gentzen Calculus: Proving $\vdash^G_\Sigma (E3_\cong),(E1),\Gamma\rightarrow \Delta, \forall x_1\forall x_2(x_1\cong x_2\supset x_2\cong x_1)$

score 93 · Answer 11 · 2020-11-21 15:22:31

93

Views

Sequent calculus: $0<1$

Published on 21 Nov 2020 - 15:22

score 84 · Answer 12 · 2020-12-01 10:46:54

84

Views

Deduction rules involving set $\Gamma$ of premises versus elementary textbook natural deduction rules. How do they differ exactly?

Published on 01 Dec 2020 - 10:46

score 106 · Answer 13 · 2020-12-11 02:31:06

106

Views

Generalized Deduction Theorem

Published on 11 Dec 2020 - 2:31

score 179 · Answer 14 · 2020-12-23 14:10:46

179

Views

How should sequent calculus be extended if we add equality to the first order logic?

Published on 23 Dec 2020 - 14:10

score 506 · Answer 15 · 2021-01-18 11:59:44

506

Views

A question about the (un)derivability of Cut Rule in Sequent Calculus

Published on 18 Jan 2021 - 11:59

List Question

Sequent calculus - proofs as trees or sequences

Sequent calculus and first incompletness theorem

Proving $\forall x \neg P(x) \implies \neg \exists y P(y)$ in sequent calculus

The interpretation of $\nvdash$

Confused about the ground rules of sequent calculus (LK): cut or no cut?

Does sequent calculus have axiom?

Question on topic over "Aboutness theory appendix" by Stephen Yablo.

How to establish the modus ponens inference rule in the LK sequent calculus for first-order logic?

$\forall xA\Rightarrow A[t/x]$ and rule of left universal quantification in sequent calculus

Gentzen Calculus: Proving $\vdash^G_\Sigma (E3_\cong),(E1),\Gamma\rightarrow \Delta, \forall x_1\forall x_2(x_1\cong x_2\supset x_2\cong x_1)$

Sequent calculus: $0<1$

Deduction rules involving set $\Gamma$ of premises versus elementary textbook natural deduction rules. How do they differ exactly?

Generalized Deduction Theorem

How should sequent calculus be extended if we add equality to the first order logic?

A question about the (un)derivability of Cut Rule in Sequent Calculus

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