"Kwadratische systemen." . . "Quadrat." . . . . . . . . . . . . . . . . . . "Electronic books" . "Electronic books"@en . . . . . "Many classical and modern results and quadratic forms are brought together in this book. The author deals with many different approaches to the study of squares."@en . . . "Lehrbuch" . . "Squares" . "Squares"@en . . . . . . . . . . . "Quadratische Form." . . "Forme pătratice (Matematică)" . . "Números algebraicos, Teoría de." . . "Formes quadratiques." . . "MATHEMATICS / Number Theory" . .