Prestel, Alexander, 1941-, Positive polynomials : from Hilbert's 17th problem to real algebra / Alexander Prestel, Charles N. Delzell - viii, 267 páginas : ilustraciones ; - Springer monographs in mathematics, . - Springer monographs in mathematics . ISBN: 3-540-41215-8 (papel alcalino) Subjects--Topical Terms: PolinomiosCuerpos topológicosConjuntos semialgrebraicos LC Class. No.: QA161.P59 / P74 Dewey Class. No.: 512