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 KASH3 Reference Manual
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Function

Modinv ( elt-alg^pol x, elt-alg^pol m ) -> elt-alg^pol

Description

The inverse y of x mod m (so x*y = 1 (mod m); 0 < x < m).

Examples

x_polyAlg := PolynomialAlgebra(Q); x_X := x_polyAlg.1; Modinv(x_X^2 - 2, x_X^2 - 1);
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