Given a polynomial in a single complex variable with complex coefficients
the reciprocal polynomial is defined by
where denotes the complex conjugate.
Given a polynomial in a single complex variable with complex coefficients
the reciprocal polynomial is defined by
where denotes the complex conjugate.
Weisstein, Eric W. "Reciprocal Polynomial." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/ReciprocalPolynomial.html