Solving multiple-root polynomials by Feng Cheng Chang

Find roots and multiplicities of given polynomials using this short compact routine. (polynomial solutions, roots and multiplicit..., rational functions)

M_polyroots

Factorization of a polynomial with multiple roots by Feng Cheng Chang

By a novel effective approach "Monic polynomial subtraction" for computing GCD polynomial. (linear algebra, polynomial roots, greatest common divis...)

polyfct(p)