- #1
b0mb0nika
- 37
- 0
show that if a number n is represented by a quadratic form f of discriminant d then 4an is a square mod |d|.
I have no clue how to even start this proof. I tried using the jacobi symbol.. but it's not gettin me anywhere.
Could someone give me a hint..
I have no clue how to even start this proof. I tried using the jacobi symbol.. but it's not gettin me anywhere.
Could someone give me a hint..