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#euler_characteristic

Euler characteristic

Topological invariant in mathematics

In mathematics, and more specifically in algebraic topology and polyhedral combinatorics, the Euler characteristic is a topological invariant, a number that describes a topological space's shape or structure regardless of the way it is bent. It is commonly denoted by .

Thu 12th

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Euler characteristic Euler characteristic of an orbifold List of things named after Leonhard Euler Local Euler characteristic formula Characteristic Seifert fiber space Characteristic class Poincaré–Hopf theorem Sheaf cohomology Leonhard Euler
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