词条 | Center (algebra) |
释义 |
The term center or centre is used in various contexts in abstract algebra to denote the set of all those elements that commute with all other elements.
See also
References1. ^{{cite book |last1=Kilp |first1=Mati |last2=Knauer |first2=Ulrich |last3=Mikhalev |first3=Aleksandr V. |date=2000 |title=Monoids, Acts and Categories |publisher=Walter de Gruyter |series=De Gruyter Expositions in Mathematics |volume=29 |isbn=978-3-11-015248-7 |page=25 |url=https://books.google.com/books?id=4gPhmmW-EGcC&pg=PA25}} {{DEFAULTSORT:Center (Algebra)}}{{sia}}2. ^{{cite book |last=Ljapin |first=E. S. |translator=A. A. Brown |translator2=J. M. Danskin |translator3=D. Foley |translator4=S. H. Gould |translator5=E. Hewitt |translator6=S. A. Walker |translator7=J. A. Zilber |date=1968 |title=Semigroups |series=Translations of Mathematical Monographs |volume=3 |publisher=American Mathematical Soc. |location=Providence, Rhode Island |isbn=978-0-8218-8641-0 |page=96 |url=https://books.google.com/books?id=G8pWKPp4tKwC&pg=PA96}} 3. ^{{cite book |last=Durbin |first=John R. |title=Modern Algebra: An Introduction |edition=3rd |date=1993 |publisher=John Wiley and Sons |isbn=0-471-51001-7 |page=118 |quote=The center of a ring R is defined to be {c ∈ R: cr = rc for every r ∈ R}.}}, Exercise 22.22 1 : Abstract algebra |
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