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TweetyProject for first order logic

score 38 · Answer 1 · 2024-03-17T05:10:30.200000

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TweetyProject for first order logic

38 views Asked by Hamza TAOURIRT At 17 March 2024 at 05:10

score 24 · Answer 2 · 2024-02-25T17:48:23.243000

Scala Parser Combinators issue with whitespaces

24 views Asked by Luca Sabatucci At 25 February 2024 at 17:48

score 13 · Answer 3 · 2024-01-21T12:45:39.347000

What is the definition of a theorem in a First Order Logic puzzle?

13 views Asked by Kudor At 21 January 2024 at 12:45

score 103 · Answer 4 · 2023-11-01T23:33:21.143000

Converting First-order statement into definite clause with AIMA

103 views Asked by Pablo At 01 November 2023 at 23:33

score 35 · Answer 5 · 2023-08-10T02:24:13.320000

How does the Nelson-Oppen combination handle shared variables that are equal but interpreted as unequal constants in different theories?

35 views Asked by ivanrcq At 10 August 2023 at 02:24

score 21 · Answer 6 · 2023-07-31T04:30:40.410000

Unification when multiple copies of a formula are needed

21 views Asked by Salman At 31 July 2023 at 04:30

score 36 · Answer 7 · 2023-07-25T16:13:44.463000

Searching Skolem functions in non-linear arithmetics

36 views Asked by Theo Deep At 25 July 2023 at 16:13

score 49 · Answer 8 · 2023-06-09T23:03:21.180000

Counterexample for first-order logic assertion

49 views Asked by italianblonde At 09 June 2023 at 23:03

score 54 · Answer 9 · 2023-04-17T10:45:57.480000

If a theory is decidable in the existential fragment, does this mean that there is a (terminating) method to obtain witnesses of satisfaction?

54 views Asked by Theo Deep At 17 April 2023 at 10:45

score 69 · Answer 10 · 2023-04-12T14:50:06.240000

I think Z3 is not performing quantifier elimination in a sequence instance

69 views Asked by Theo Deep At 12 April 2023 at 14:50

score 122 · Answer 11 · 2023-04-03T11:39:02.140000

How can I perform validity of ∃∀.φ, if I use quantifier elimination for ∀.φ and get φ'? I hypothetise ∃φ' solves satisfiability, not validity

score 79 · Answer 12 · 2023-03-17T21:24:09.240000

Can I use quantifier elimination to get models for 'c' in formulae like ∃a.∀b.∃c.∀d. Phi?

79 views Asked by Theo Deep At 17 March 2023 at 21:24

score 34 · Answer 13 · 2023-03-08T10:34:57.790000

Gödel didn’t prove the incompleteness?

34 views Asked by user49413 At 08 March 2023 at 10:34

score 159 · Answer 14 · 2023-01-30T19:34:46.710000

Can SMT solver like Z3 prove 1+2+...+n = n(n+1)/2?

159 views Asked by Jason At 30 January 2023 at 19:34

score 135 · Answer 15 · 2022-12-14T13:49:00.550000

How do you prove ∃x[Fx → (Gx → Hx)], ∀xFx ∧ ∃xGx ∴ ∃x¬(Gx ∧ ¬Hx) in FOL?

135 views Asked by Is_Show At 14 December 2022 at 13:49

score 139 · Answer 16 · 2022-12-06T14:15:30.457000

How would you go about implementing this example of Resolution in Prolog?

139 views Asked by Dragoș Constantin At 06 December 2022 at 14:15

score 13 · Answer 17 · 2022-11-15T21:29:39.643000

How can I show that if a theory T is closed under extension, then it can be axiomatised using existential sentences?

13 views Asked by Tianwei At 15 November 2022 at 21:29

score 548 · Answer 18 · 2022-11-13T12:01:06.027000

How do I write the lark grammar for First Order Logic with Equality?

548 views Asked by Vivek Joshy At 13 November 2022 at 12:01

score 74 · Answer 19 · 2022-10-05T14:07:21.197000

Does Z3 (and other solvers) always use terminating decision procedures when possible?

74 views Asked by Theo Deep At 05 October 2022 at 14:07

score 66 · Answer 20 · 2022-09-27T16:35:30.660000

(Semi-decidable) combination of first-order theories is possible in Z3, but what about an actual semantic/signature-wise combination?

66 views Asked by Theo Deep At 27 September 2022 at 16:35

TechQA.

List Question

TweetyProject for first order logic

Scala Parser Combinators issue with whitespaces

What is the definition of a theorem in a First Order Logic puzzle?

Converting First-order statement into definite clause with AIMA

How does the Nelson-Oppen combination handle shared variables that are equal but interpreted as unequal constants in different theories?

Unification when multiple copies of a formula are needed

Searching Skolem functions in non-linear arithmetics

Counterexample for first-order logic assertion

If a theory is decidable in the existential fragment, does this mean that there is a (terminating) method to obtain witnesses of satisfaction?

I think Z3 is not performing quantifier elimination in a sequence instance

How can I perform validity of ∃∀.φ, if I use quantifier elimination for ∀.φ and get φ'? I hypothetise ∃φ' solves satisfiability, not validity

Can I use quantifier elimination to get models for 'c' in formulae like ∃a.∀b.∃c.∀d. Phi?

Gödel didn’t prove the incompleteness?

Can SMT solver like Z3 prove 1+2+...+n = n(n+1)/2?

How do you prove ∃x[Fx → (Gx → Hx)], ∀xFx ∧ ∃xGx ∴ ∃x¬(Gx ∧ ¬Hx) in FOL?

How would you go about implementing this example of Resolution in Prolog?

How can I show that if a theory T is closed under extension, then it can be axiomatised using existential sentences?

How do I write the lark grammar for First Order Logic with Equality?

Does Z3 (and other solvers) always use terminating decision procedures when possible?

(Semi-decidable) combination of first-order theories is possible in Z3, but what about an actual semantic/signature-wise combination?

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