Subresultants Polynomials Vandermonde determinants INGENIERIA Mathematical techniques Computational methods Linear algebra Multiple roots Algebra Degrees of freedom (mechanics) Double sums Double-sum formula Factorization Height of points Lacunary (sparse) polynomials Lehmer's problem Poisson product formula Polynomial equation system; arithmetic circuit; shape (or primitive element) lemma; Newton-Hensel iteration Polynomial factorization Problem solving Set theory Sylvester sums Sylvester's double sums Vandermonde determinant Algorithms DESARROLLO EXPERIMENTAL Number theory Adenosine Triphosphate Amino Acid Sequence Amino Acids