MathDB
min (x,y)>= n if x^n + y^n = z^n

Source: Polish MO Finals 1971 p4

August 22, 2024
number theorydiophantine

Problem Statement

Prove that if positive integers x,y,zx,y,z satisfy the equation xn+yn=zn,x^n + y^n = z^n, then min(x,y)n\min\, (x,y) \ge n.