Logic

Subject:
Mathematics & Computer Science,
Logic
Keywords:
Brocard's problem; Brocard-Ramanujan equation $x!+1=y^2$; composite Fermat numbers; Erd\"os' equation $x(x+1)=y!$; prime numbers of the form $n^2+1$; prime numbers of the form $n!+1$; Sophie Germain primes; twin primes

Online: 5 June 2019 (08:37:55 CEST)

Tue, 9 April 2019

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Subject:
Mathematics & Computer Science,
Logic
Keywords:
Brocard's problem; Brocard-Ramanujan equation $x!+1=y^2$; composite Fermat numbers; Erd\"os' equation $x(x+1)=y!$; prime numbers of the form $n^2+1$; prime numbers of the form $n!+1$; Sophie Germain primes; twin primes

Online: 9 April 2019 (05:40:44 CEST)

Fri, 1 March 2019

Subject:
Mathematics & Computer Science,
Logic
Keywords:
Davis-Putnam-Robinson-Matiyasevich theorem, Diophantine equation which has at most finitely many solutions in \mbox{non-negative} integers, Hilbert's Tenth Problem, Hilbert's Tenth Problem for Q, Matiyasevich's theorem, recursively enumerable set, Smorynski's theorem

Online: 1 March 2019 (12:58:53 CET)

Mon, 25 February 2019

Subject:
Mathematics & Computer Science,
Logic
Keywords:
Davis-Putnam-Robinson-Matiyasevich theorem, Diophantine equation which has at most finitely many solutions in \mbox{non-negative} integers, Hilbert's Tenth Problem, Hilbert's Tenth Problem for Q, Matiyasevich's theorem, recursively enumerable set, Smorynski's theorem

Online: 25 February 2019 (15:09:05 CET)

Tue, 19 February 2019

Subject:
Mathematics & Computer Science,
Logic
Keywords:
Davis-Putnam-Robinson-Matiyasevich theorem, Diophantine equation which has at most finitely many solutions in \mbox{non-negative} integers, Hilbert's Tenth Problem, Hilbert's Tenth Problem for Q, Matiyasevich's theorem, recursively enumerable set, Smorynski's theorem

Online: 19 February 2019 (11:16:51 CET)

Mon, 18 February 2019

Subject:
Mathematics & Computer Science,
Logic
Keywords:
Density elimination; Involutive uninorm logic; Standard completeness of IUL; Semilinear substructural logics; Fuzzy logic

Online: 18 February 2019 (10:44:53 CET)

Subject:
Mathematics & Computer Science,
Logic
Keywords:
Density elimination; Pseudo-uninorm logic; Standard completeness of HpsUL∗; Substructural logics; Fuzzy logic

Online: 18 February 2019 (10:42:15 CET)

Online: 18 February 2019 (10:34:28 CET)

Thu, 10 January 2019

Subject:
Mathematics & Computer Science,
Logic
Keywords:
Brocard's problem; Brocard-Ramanujan equation $x!+1=y^2$; composite Fermat numbers; Erdös' equation $x(x+1)=y!$; prime numbers of the form $n^2+1$; prime numbers of the form $n!+1$; Richert's lemma; Sophie Germain primes; Wilson primes; twin prime conjecture

Online: 10 January 2019 (07:08:38 CET)

Thu, 3 January 2019

Subject:
Mathematics & Computer Science,
Logic
Keywords:
Brocard's problem; Brocard-Ramanujan equation $x!+1=y^2$; composite Fermat numbers; Erdös' equation $x(x+1)=y!$; prime numbers of the form $n^2+1$; prime numbers of the form $n!+1$; Richert's lemma; twin prime conjecture

Online: 3 January 2019 (09:43:19 CET)

Thu, 29 November 2018

Subject:
Mathematics & Computer Science,
Logic
Keywords:
Brocard's problem; Brocard-Ramanujan equation; composite Fermat numbers; halting of a Turing machine; prime numbers of the form $n^2+1$; prime numbers of the form $n!+1$; Richert's lemma; twin prime conjecture

Online: 29 November 2018 (05:28:14 CET)

Tue, 20 November 2018

Subject:
Mathematics & Computer Science,
Logic
Keywords:
Brocard's problem; Brocard-Ramanujan equation; composite Fermat numbers; Dickson's conjecture; halting of a Turing machine; prime numbers of the form $n^2+1$; prime numbers of the form $n!+1$; Richert's lemma; twin prime conjecture

Online: 20 November 2018 (06:57:27 CET)

Fri, 16 November 2018

Subject:
Mathematics & Computer Science,
Logic
Keywords:
Brocard's problem; Brocard-Ramanujan equation; composite Fermat numbers; Dickson's conjecture; halting of a Turing machine; prime numbers of the form $n^2+1$; prime numbers of the form $n!+1$; Richert's lemma; twin prime conjecture

Online: 16 November 2018 (11:40:40 CET)

Tue, 13 November 2018

Subject:
Mathematics & Computer Science,
Logic
Keywords:
Substructural fuzzy logics; Residuated lattices; Semilinear substructural logics; Standard completeness; Fuzzy logic

Online: 13 November 2018 (14:51:05 CET)

Subject:
Mathematics & Computer Science,
Logic
Keywords:
Brocard's problem; Brocard-Ramanujan equation; composite Fermat numbers; Dickson's conjecture; halting of a Turing machine; prime numbers of the form $n^2+1$; prime numbers of the form $n!+1$; Richert's lemma; twin prime conjecture

Online: 13 November 2018 (06:58:44 CET)

Fri, 9 November 2018

Subject:
Mathematics & Computer Science,
Logic
Keywords:
intuitionistic logic; quantum computing; Kripke-style semantics

Online: 9 November 2018 (03:03:59 CET)

Wed, 13 December 2017

Subject:
Mathematics & Computer Science,
Logic
Keywords:
Łukasiewicz logic; semantics; fuzzifying topology; fuzzifying compactness; strong compactness; fuzzifying locally compactness; locally strong compactness

Online: 13 December 2017 (06:43:52 CET)

Wed, 27 September 2017

Subject:
Mathematics & Computer Science,
Logic
Keywords:
Davis-Putnan Robinson-Matiyasevich theorem; Diophantine equation which has at most finitely many solutions in non-negative integers; Diophantine equation which has at most finitely many solutions in positive integers; Diophantine equation which has at most finitely many integer solutions; Hilbert’s Tenth Problem; Matiyasevich’s theorem; recursively enumerable set; Smoryński’s theorem

Online: 27 September 2017 (04:05:45 CEST)

Tue, 26 September 2017

Subject:
Mathematics & Computer Science,
Logic
Keywords:
Diophantine equation which has at most finitely many solutions in non-negative integers; Diophantine equation which has at most finitely many solutions in positive integers; Diophantine equation which has at most finitely many integer solutions; Hilbert’s Tenth Problem; Matiyasevich’s theorem; recursively enumerable set; Smoryński’s theorem

Online: 26 September 2017 (04:44:11 CEST)

Sun, 5 February 2017

Subject:
Mathematics & Computer Science,
Logic
Keywords:
neutrosophy; neutrosophic logic; neutrosophic alethic modalities; neutrosophic possibility; neutrosophic necessity; neutrosophic impossibility; neutrosophic temporal modalities; neutrosophic epistemic modalities; neutrosophic doxastic modalities; neutrosophic deontic modalities

Online: 5 February 2017 (09:41:31 CET)

Fri, 26 August 2016

Subject:
Mathematics & Computer Science,
Logic
Keywords:
quantum structures; effect algebras; fuzzy sets; independence

Online: 26 August 2016 (11:18:02 CEST)

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