I checked it with Mathematica. It gives the same answer.
On 5 June 2013 16:41, Aaron Meurer <[email protected]> wrote: > Prasoon recently implemented a complete algorithm for solving > quintics, so assuming it is working correctly, this does indeed mean > that these solutions cannot be represented by radicals. > > Aaron Meurer > > On Wed, Jun 5, 2013 at 9:02 AM, Chris Smith <[email protected]> wrote: > >>>> [w.n(3) for w in solve(S('x**5 + x**3 + 1'))] > > [-0.838, -0.218 - 1.17*I, -0.218 + 1.17*I, 0.637 - 0.665*I, 0.637 + > 0.665*I] > > > > -- > > You received this message because you are subscribed to the Google Groups > > "sympy" group. > > To unsubscribe from this group and stop receiving emails from it, send an > > email to [email protected]. > > To post to this group, send email to [email protected]. > > Visit this group at http://groups.google.com/group/sympy?hl=en-US. > > For more options, visit https://groups.google.com/groups/opt_out. > > > > > > -- > You received this message because you are subscribed to the Google Groups > "sympy" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To post to this group, send email to [email protected]. > Visit this group at http://groups.google.com/group/sympy?hl=en-US. > For more options, visit https://groups.google.com/groups/opt_out. > > > -- You received this message because you are subscribed to the Google Groups "sympy" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at http://groups.google.com/group/sympy?hl=en-US. For more options, visit https://groups.google.com/groups/opt_out.
