1. The connection between quadratic forms and the extended modular group Creator: Tekcan, Ahmet and Bizim, Osman Format: bez média and svazek Type: model:article and TEXT Subject: binary quadratic forms, reduced forms, and extended modular group Language: English Description: In this paper some properties of quadratic forms whose base points lie in the point set Fπ , the fundamental domain of the modular group, and transforming these forms into the reduced forms with the same discriminant ∆ < 0 are given. Rights: http://creativecommons.org/publicdomain/mark/1.0/ and policy:public