I believe that's called the principle root. I am wondering why you would need such a thing, though.
Aaron Meurer On Mon, Nov 29, 2010 at 3:52 AM, smichr <[email protected]> wrote: > If an equation is of the form f(x)**n = c and you only want the values > of x corresponding to c**(1/n) rather than the n roots of c what would > you expect to use for the solve hint? e.g. what should 'foo' be below? > >>>> solve((x-1)**3-3) > [1 - (-3)**(1/3), 1 + I*(-3)**(1/3)*3**(1/2)/2 + (-3)**(1/3)/2, 1 - > I*(-3)**(1/3)*3**(1/2)/2 + (-3)**(1/3)/2] > >>>> solve((x-1)**3-3, hint='foo') > [1 + 3**(1/3)] > > -- > You received this message because you are subscribed to the Google Groups > "sympy" group. > To post to this group, send email to [email protected]. > To unsubscribe from this group, send email to > [email protected]. > For more options, visit this group at > http://groups.google.com/group/sympy?hl=en. > > -- You received this message because you are subscribed to the Google Groups "sympy" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/sympy?hl=en.
