Goormaghtigh 方程（x3-1）/（x-1）=（yn-1）/（y- 1）的例外解

乐茂华

The Exceptional Solutions of Goormaghtigh’s Equation （x³-1）/（x-1）=（yⁿ-1）/（y- 1）

LE Mao-Hua

journal6 . 2001, (1): 29 -32 .