add a comment to binary quadratic forms example

2026-01-10 07:08:05 -05:00 · 2023-03-10 09:41:01 +01:00
parent 2dafb9fd24
commit 41824e5fdd
1 changed files with 2 additions and 0 deletions
--- a/script/research/zk/binary-quadratic-forms.sage
+++ b/script/research/zk/binary-quadratic-forms.sage
@@ -6,6 +6,8 @@ def is_reduced(f):
    a, b, c = f
    return is_normal(f) and (a < c or (a == c and b >= 0))

+# Action of SL₂(ℤ) on a form (x y)ᵗ
+# This also will always terminate on the final reduced form in a class
 def reduce(f):
    a, b, c = f
    while not is_reduced((a, b, c)):