Calculator for real and complex parts of a polynomial.
6,021
You can do this with Wolfram Alpha. Example.
Author by
Trevor J Richards
Updated on July 07, 2020Comments

Trevor J Richards over 2 years
Does anyone know of a nice calculator for calculating the real and complex parts of a complex polynomial. Say, for example, I want to write the polynomial $p(z)=z^3+2z^2+1$ as a function $f(x,y)=(f_1(x,y),f_2(x,y))$, but I do not want to calculate $f_1$ and $f_2$ by hand.

Git Gud over 9 yearsYou can just use the binomial theorem to separate real and imaginary parts.


Daniel R over 9 yearsOr write it this way.

Trevor J Richards over 9 yearsThanks, I have almost no experience with doing math on computers, so that was very helpful.