Patrick Dehornoy

Results: 48



#Item
11Algebraic structures / Semigroup theory / Formal languages / Mathematical structures / Monoid / Rewriting / Free monoid / Unification / Ring / Abstract algebra / Mathematics / Algebra

USING GROUPS FOR INVESTIGATING REWRITE SYSTEMS PATRICK DEHORNOY AND VINCENT VAN OOSTROM Abstract. We describe several technical tools that prove to be efficient for investigating the rewrite systems associated with an eq

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Source URL: www.math.unicaen.fr

Language: English - Date: 2008-04-19 10:20:36
12Lambda calculus / Applied mathematics / Computer science / Mathematics / Conjugacy class / Group theory

A CONJECTURE ABOUT CONJUGACY IN FREE GROUPS Patrick Dehornoy SDAD, ESA 6081, Math´ematiques, Universit´e[removed]Caen cedex, France [removed]

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Source URL: www.math.unicaen.fr

Language: English - Date: 2003-11-04 14:02:33
13Formal languages / Semigroup theory / Combinatorics on words / Mathematical logic / Group theory / Vehicle Identification Number / Monoid / Rewriting / Presentation of a group / Abstract algebra / Mathematics / Algebra

COMPLETE POSITIVE GROUP PRESENTATIONS PATRICK DEHORNOY Abstract. A combinatorial property of positive group presentations, called completeness, is introduced, with an effective criterion for recognizing complete presenta

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Source URL: www.math.unicaen.fr

Language: English - Date: 2002-04-30 03:56:35
14Algebra / Group theory / Combinatorics on words / Diagrams / Braid group / Braid theory / Presentation of a group / Van Kampen diagram / Reidemeister move / Abstract algebra / Knot theory / Mathematics

THE GROUP OF PARENTHESIZED BRAIDS PATRICK DEHORNOY Abstract. We investigate a group B• that includes Artin’s braid group B∞ and Thompson’s group F . The elements of B• are represented by braids diagrams in whic

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Source URL: www.math.unicaen.fr

Language: English - Date: 2005-06-15 11:33:50
15Group theory / Semigroup theory / Algebraic structures / Quasigroup / Garside element / Group action / Monoid / Norm / Semigroup / Abstract algebra / Algebra / Mathematics

COXETER-LIKE GROUPS FOR GROUPS OF SET-THEORETIC SOLUTIONS OF THE YANG–BAXTER EQUATION PATRICK DEHORNOY Abstract. We attach with every finite, involutive, nondegenerate set-theoretic solution of the Yang–Baxter equati

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Source URL: www.math.unicaen.fr

Language: English - Date: 2013-05-16 12:01:28
16Semigroup theory / Algebraic structures / Garside element / Monoid / Inverse element / Ring / Abstract algebra / Algebra / Mathematics

[removed]ALTERNATING NORMAL FORMS FOR BRAIDS AND LOCALLY GARSIDE MONOIDS PATRICK DEHORNOY Abstract. We describe new types of normal forms for braid monoids, Artin–

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Source URL: www.math.unicaen.fr

Language: English - Date: 2008-02-14 08:45:16
17Braid group / Group theory / Knot theory

[removed]Construction of Self-Distributive Operations and Charged Braids Patrick DEHORNOY

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Source URL: www.math.unicaen.fr

Language: English - Date: 1999-11-17 08:18:28
18Mathematics / Braid group / Braid theory / Presentation of a group / Rope / Abstract algebra / Knot theory / Algebra

ON WORD REVERSING IN BRAID GROUPS PATRICK DEHORNOY AND BERT WIEST Abstract. It has been conjectured that in a braid group, or more generally in a Garside group, applying any sequence of monotone equivalences and word rev

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Source URL: www.math.unicaen.fr

Language: English - Date: 2005-09-07 03:58:40
19Geometric topology / Braid group / Ordinal number / Dehornoy order / Braid theory / Constructible universe / Combinatory logic / Normal distribution / Knot theory / Abstract algebra / Mathematics

UNPROVABILITY RESULTS INVOLVING BRAIDS LORENZO CARLUCCI, PATRICK DEHORNOY, AND ANDREAS WEIERMANN Abstract. We construct long sequences of braids that are descending with respect to the standard order of braids (“Dehorn

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Source URL: www.math.unicaen.fr

Language: English - Date: 2007-11-23 13:16:30
20Semigroup theory / Cancellation property / Nonassociative algebra / Algebraic structures / Surjective function / Garside element / Monomorphism / Inverse element / Inverse function / Abstract algebra / Mathematics / Algebra

GARSIDE FAMILIES AND GARSIDE GERMS PATRICK DEHORNOY, FRANC ¸ OIS DIGNE, AND JEAN MICHEL Abstract. Garside families have recently emerged as a relevant context for extending results involving Garside monoids and groups,

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Source URL: www.math.unicaen.fr

Language: English - Date: 2013-01-16 03:29:33
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