divisor
n. 除数, 公约数 [计] 除数
发音
词形变化
释义与例句
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1.
In an expression involving division, the number by which another number is being divided.
除数
In "42 ÷ 3" the divisor is the 3.
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2.
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.
The positive divisors of 6 are 1, 2, 3 and 6.
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3.
An integer that divides another integer an integral number of times, the former being called a divisor of the latter.
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.
数学 -
4.
Any of several kinds of formal object associated to an algebraic variety, scheme, etc., which play a role similar to that of homology or cohomology groups in the study of topological spaces.
An element of the free abelian group on the points of the space.
数学 -
5.
Any of several kinds of formal object associated to an algebraic variety, scheme, etc., which play a role similar to that of homology or cohomology groups in the study of topological spaces.
A Weil divisor: an element of the free abelian group on the codimension-1 subvarieties (or subschemes).
数学 -
6.
Any of several kinds of formal object associated to an algebraic variety, scheme, etc., which play a role similar to that of homology or cohomology groups in the study of topological spaces.
A Cartier divisor; see Cartier divisors on Wikipedia.Wikipedia
数学