divisor
UK /dɪˈvaɪ.zə(ɹ)/ · US /dɪˈvaɪ.zɚ/ noun
Forms divisors
- noun (arithmetic) In an expression involving division, the number by which another number is being divided. “In "42 ÷ 3" the divisor is the 3.”
- noun An integer that divides another integer an integral number of times, the former being called a divisor of the latter. “10 is a divisor of 100, but not of 101.”
- noun (algebra, more generally) A ring element which can be multiplied (by some other ring element) to yield a third ring element, the first being called a divisor of the third. If the ring is noncommutative, then one specifies whether a divisor is left, right, or two-sided.
- noun (in the study of Riemann surfaces) An element of the free abelian group on the points of the space.
- noun (on a variety (or integral locally Noetherian scheme)) A Weil divisor: an element of the free abelian group on the codimension-1 subvarieties (or subschemes).
- noun (on a variety (or integral Noetherian scheme)) A Cartier divisor; see Cartier divisors on Wikipedia.Wikipedia
Synonyms
Etymology
L., fr. dividere. See Divide.
Webster’s 1913
Sources: Wiktionary · WordNet 3.0 · Webster’s 1913 — from the Wiktionary entry “divisor”, CC BY-SA 4.0. Details