ON A CLASS OF DIOPHANTINE EQUATIONS

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<正> P. Erds conjectured that there was no integral solution for the equation XxYy=Zz (1) when X>1, Y>1, Z>. Prof. Ko Chao was, later, asked to solve the equation XyYx=Zz. (2) Then he and the other research workers[1-4] engaged themselves in
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