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 KASH3 Reference Manual
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Function

HasRoot ( elt-alg^pol F, rng S ) -> elt-alg^boo, elt-rng

Optional Arguments

Resultselt-ord^rat1 <= Results <= 2

Description

True iff F has a root in the extension ring S; if true, a root (in S) of F is also returned.

Examples

HasRoot(X^2+4,R);
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