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Monoid

In abstract algebra, a monoid is a set equipped with an associative binary operation and an identity element. For example, the natural numbers with addition form a monoid, the identity element being 0.

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Overview

Definition

Monoid structures

Examples

Properties

Acts and operator monoids

Monoid homomorphisms

Equational presentation

Relation to category theory

Monoids in computer science

MapReduce

Complete monoids

Advanced semantic analysis

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Map overview Semantic statistics

Monoid

Nodes143
Edges142
Triples111
Avg. degree1.99
Density0.013986
Components1

How this topic connects Entity context

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Monoid

Top relations

related to Examples · 38
Monoid → Adjoin, AND, Any, Being, Boolean, By, Cartesian, Each, EndC, Every, False, Fix, For, Furthermore, Generalizing, Given, Heyting, If, In, It
related to MapReduce · 14
Monoid → An, Elements, Encoding Map-Reduce As, For, Given, If, Map, Map/Reduce, MapReduce, Monoid With Left Folding, Reduce, Shuffling, The, To
related to External links · 7
Monoid → EMS Press, Encyclopedia, Eric, Mathematics, MathWorld, PlanetMath, Weisstein
is a · 6
Monoid → additively written monoid in which a, commutative monoid equipped with an infinitary sum operation Σ I, monoid where for every a in M, opposite monoid of itself.Given two sets M and N endowed with monoid structure, semigroup with an identity element, set equipped with an associative binary operation and an identity element
related to Equational presentation · 5
Monoid → Finally, Given, Monoids, One, This
related to Relation to category theory · 5
Monoid → Indeed, Monoids, More, That, The
related to Commutative monoid · 4
Monoid → An, Any, Commutative, This
related to Definition · 4
Monoid → For, In, It, The
related to Monoids in computer science · 4
Monoid → Alternatively, For, Given, In
related to Submonoids · 4
Monoid → For, In, On, Symbolically

Important terminology Word statistics

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Important terminology

set identity element operation commutative elements group monoids given semigroup category one binary called may also every example object morphisms

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Monoidis aset equipped with an associative binary operation and an identity element0.90text
Monoidis asemigroup with an identity element0.90text
Monoidis aopposite monoid of itself.Given two sets M and N endowed with monoid structure0.90text
Monoidis amonoid where for every a in M0.90text
Monoidis aadditively written monoid in which a0.90text
Monoidis acommutative monoid equipped with an infinitary sum operation Σ I0.90text
Monoidrelated to Acts and operator monoidsLet0.60section
Monoidrelated to Acts and operator monoidsThen0.60section
Monoidrelated to Acts and operator monoidsM-act0.60section
Monoidrelated to Commutative monoidCommutative0.60section
Monoidrelated to Commutative monoidAny0.60section
Monoidrelated to Commutative monoidAn0.60section

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