Lefschetz fixed-point theorem

（重定向自Lefschetz number）

In mathematics, the Lefschetz fixed-point theorem is a formula that counts the fixed points of a continuous mapping from a compact topological space X to itself by means of traces of the induced mappings on the homology groups of X. It is named after Solomon Lefschetz, who first stated it in 1926.

单词	Lefschetz number
释义	Lefschetz number 英语百科 Lefschetz fixed-point theorem （重定向自Lefschetz number） In mathematics, the Lefschetz fixed-point theorem is a formula that counts the fixed points of a continuous mapping from a compact topological space X to itself by means of traces of the induced mappings on the homology groups of X. It is named after Solomon Lefschetz, who first stated it in 1926.
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