assume() cmd

[compsystems]

Hello, please adhere assume(x, complex); to get only the complex roots

example
assume(x, complex);
proot(x^3-x^2+x-1) => [i,-i]

[parisse]

Do you realize that what you are asking is wrong mathematically speaking? The set of real numbers is a subset of the set of complex numbers.
Please, stop posting that many threads, you are loosing your time and my time...