Révision 180

pobysoPythonSage/src/sageSLZ/sageSLZ.sage (revision 180)
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    """
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    Compute the resultant for two polynomials for a given variable
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    and return the (poly1, poly2, resultant) if the resultant
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    is not 0 or 1.
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    is not 0.
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    Return () otherwise.
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    """
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    polynomialRing0 = poly1.parent()
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    resultantInElimVar = poly1.resultant(poly2,polynomialRing0(elimVar))
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    if resultantInElimVar.is_zero() or resultantInElimVar == 1:
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    if resultantInElimVar.is_zero():
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        return ()
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    else:
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        return (poly1, poly2, resultantInElimVar)

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