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单词 Normal complement
释义

Normal complement

原声例句
经济学人-科技

Along with their normal complements of genes, these trees have been fitted with a handful of others that researchers hope will protect them from the fungus.

这些栗树除携带正常的附加基因外,还添加了一些其他的附加基因,研究者希望以此来防止栗树被真菌感染。

英语百科

Complement (group theory)

In mathematics, especially in the area of algebra known as group theory, a complement of a subgroup H in a group G is a subgroup K of G such that

Equivalently, every element of G has a unique expression as a product hk where hH and kK. This relation is symmetrical: if K is a complement of H, then H is a complement of K. Neither H nor K need be a normal subgroup of G.

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更新时间:2025/6/23 17:12:30