Question

T-SQL LIKE - quantifiers

score 38 · Answer 1 · 2023-12-16T11:30:42.980000

38

Views

T-SQL LIKE - quantifiers

Published on 16 December 2023 at 11:30

score 165 · Answer 2 · 2023-09-07T07:38:03.947000

165

Views

Is there a parser from Python-Z3 to Z3/smt2?

Published on 07 September 2023 at 07:38

score 67 · Answer 3 · 2023-08-12T01:31:44.960000

67

Views

Exporting code for definitions with the universal quantifier in Isabelle

Published on 12 August 2023 at 01:31

score 111 · Answer 4 · 2023-07-31T18:09:44.580000

111

Views

Express each of these statements in terms of C(x), D(x), F(x), quantifiers, and logical connectives

Published on 31 July 2023 at 18:09

score 36 · Answer 5 · 2023-07-25T16:13:44.463000

36

Views

Searching Skolem functions in non-linear arithmetics

Published on 25 July 2023 at 16:13

score 40 · Answer 6 · 2023-05-11T07:24:30.787000

40

Views

Does quantifier elimination preserve equi-satisfiability or equivalence? And in Z3?

Published on 11 May 2023 at 07:24

score 54 · Answer 7 · 2023-04-17T10:45:57.480000

54

Views

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

Published on 17 April 2023 at 10:45

score 69 · Answer 8 · 2023-04-12T14:50:06.240000

69

Views

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

Published on 12 April 2023 at 14:50

score 122 · Answer 9 · 2023-04-03T11:39:02.140000

122

Views

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

Published on 03 April 2023 at 11:39

score 69 · Answer 10 · 2023-04-01T10:36:13.080000

69

Views

How to define a data type with an explicit kind quantification?

Published on 01 April 2023 at 10:36

score 79 · Answer 11 · 2023-03-17T21:24:09.240000

79

Views

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

Published on 17 March 2023 at 21:24

score 70 · Answer 12 · 2023-03-17T10:19:03.323000

70

Views

What does a model in ∃x∀y∃z∀u . F[x, y, z, u] mean?

Published on 17 March 2023 at 10:19

score 112 · Answer 13 · 2023-03-04T12:41:22.643000

112

Views

RegEx : Nested Groups and Quantifiers

Published on 04 March 2023 at 12:41

score 75 · Answer 14 · 2023-02-19T23:17:59.580000

75

Views

Regular expressions, Greek characters and the *-quantifier doesn't work (but the +-quantifier does)?

Published on 19 February 2023 at 23:17

score 59 · Answer 15 · 2023-01-25T21:44:56.517000

59

Views

A Skolem model in Z3 should be unique, but is printing several (and repeated)

Published on 25 January 2023 at 21:44

score 51 · Answer 16 · 2023-01-24T17:22:58.327000

51

Views

"Intersection" of two Skolem functions is not as expected in Z3(Py)

Published on 24 January 2023 at 17:22

score 79 · Answer 17 · 2023-01-12T08:44:08.277000

79

Views

A model of a simple formula 'Exists([y],ForAll([x],Phi))' should be 'y=2' but Z3 it is returning '[]'

Published on 12 January 2023 at 08:44

score 98 · Answer 18 · 2023-01-11T16:05:59.237000

98

Views

What does a model mean in a universally quantified formula? Is it a function?

Published on 11 January 2023 at 16:05

score 166 · Answer 19 · 2023-01-11T11:44:41.313000

166

Views

In Z3, I cannot understand result of quantifier elimination of Exists y. Forall x. (x>=2) => ((y>1) /\ (y<=x))

Published on 11 January 2023 at 11:44

score 243 · Answer 20 · 2023-01-09T21:10:30.417000

243

Views

Lean prover: prove existential quantifier by providing an example

Published on 09 January 2023 at 21:10

List Question

T-SQL LIKE - quantifiers

Is there a parser from Python-Z3 to Z3/smt2?

Exporting code for definitions with the universal quantifier in Isabelle

Express each of these statements in terms of C(x), D(x), F(x), quantifiers, and logical connectives

Searching Skolem functions in non-linear arithmetics

Does quantifier elimination preserve equi-satisfiability or equivalence? And in Z3?

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

How to define a data type with an explicit kind quantification?

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

What does a model in ∃x∀y∃z∀u . F[x, y, z, u] mean?

RegEx : Nested Groups and Quantifiers

Regular expressions, Greek characters and the *-quantifier doesn't work (but the +-quantifier does)?

A Skolem model in Z3 should be unique, but is printing several (and repeated)

"Intersection" of two Skolem functions is not as expected in Z3(Py)

A model of a simple formula 'Exists([y],ForAll([x],Phi))' should be 'y=2' but Z3 it is returning '[]'

What does a model mean in a universally quantified formula? Is it a function?

In Z3, I cannot understand result of quantifier elimination of Exists y. Forall x. (x>=2) => ((y>1) /\ (y<=x))

Lean prover: prove existential quantifier by providing an example

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