KASH3 Ref - HasRoot

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| ### Function HasRoot ( elt-alg^pol F, rng S ) -> elt-alg^boo, elt-rng ### Optional Arguments
Results | elt-ord^rat |  | 1 <= 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);
| Built: Mon Nov 14 21:12:39 UTC 2005 on mack