Alejandro Jakubi <[EMAIL PROTECTED]> writes: > Now, my next question is about selecting the two real roots out of the four > produced by 'radicalSolve' here: > > f:=(x^3+x^2-4*x-4)/(2*x^2+7*x-4) > fp:=differentiate(f,x) > radicalSolve(fp,x) > > The problem is that > > allRootsOf(fp)$RealClosure(Fraction Integer)
try allRootsOf(numer fp)$RealClosure(Fraction Integer) Martin _______________________________________________ Axiom-math mailing list Axiom-math@nongnu.org http://lists.nongnu.org/mailman/listinfo/axiom-math