MathDB
Chisinau MO p47 1949-56 VIII-IX a^4+b^4+c^4=a^2b^2+b^2c^2+c^2a^2.

Source:

March 15, 2021
algebrageometry

Problem Statement

Determine the type of triangle if the lengths of its sides a,b,ca, b, c satisfy the relation a4+b4+c4=a2b2+b2c2+c2a2a^4 + b^4 + c^4 = a^2b^2 + b^2c^2 + c^2a^2