Class numbers and representations by ternary quadratic forms with congruence conditions

Abstract

In this paper, we are interested in the interplay between integral ternary quadratic forms and class numbers. This is partially motivated by a question of Petersson.

GP/Pari code used for this paper may be found at https://hkumath.hku.hk/~bkane/papers/PeterssonQF/polygonal-Petersson.gp