蛇引理 Snake lemma
(重定向自Connecting homomorphism)



在同调代数中,蛇引理是构造长正合串行的关键工具,此引理在任何阿贝尔范畴中皆成立。依此构造的同态通常称作链接同态。
单词 | Connecting homomorphism |
释义 |
Connecting homomorphism
中文百科
蛇引理 Snake lemma(重定向自Connecting homomorphism)
![]() ![]() ![]() 在同调代数中,蛇引理是构造长正合串行的关键工具,此引理在任何阿贝尔范畴中皆成立。依此构造的同态通常称作链接同态。
英语百科
Snake lemma 蛇引理(重定向自Connecting homomorphism)
![]() ![]() ![]() ![]() The snake lemma is a tool used in mathematics, particularly homological algebra, to construct long exact sequences. The snake lemma is valid in every abelian category and is a crucial tool in homological algebra and its applications, for instance in algebraic topology. Homomorphisms constructed with its help are generally called connecting homomorphisms. |
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