Quadratic forms beyond arithmetic
Quadratic Forms Beyond Arithmetic Alexander Merkurjev Raman Parimala Communicated by Notices Associate Editor Han-Bom Moon 1 . Introduction The concept of quadratic forms can be traced back to ancient civilizations such as the Babylonians and Greeks. The Greeks, particularly Euclid in his famous work Elements, presented geometric methods for solving quadratic equations. The Greeks’ focus on geometry and their methods continued to influence mathematicians for centuries. Rules for quadratic equat