Topology of Numbers · Problem 5.2.7

Classification of Quadratic Forms — Allen Hatcher

Mathematics — Number Theory · zero-hyperbolic-forms-discriminant

Problem

(a) Determine all the equivalence classes of 0-hyperbolic forms of discriminant

49

. (b) Determine which equivalence class in part (a) each of the forms

7xy - py^2

for

p = 0, 1, 2, 3, 4, 5, 6

belongs to.