Pfaffian

Pfaffian
The determinant of a skew-symmetric matrix, capable of being written as the square of a polynomial in the matrix entries.

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  • Pfaffian — …   Useful english dictionary

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  • Schwartz-Zippel lemma and testing polynomial identities — Polynomial identity testing is the problem of determining whether a given multivariate polynomial is the0 polynomial or identically equal to 0. The input to the problem is an n variable polynomial over a fieldF. It can occur in the following… …   Wikipedia

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