On Nov 16, 12:21 am, William Elliot <ma...@panix.com> wrote: > On Thu, 15 Nov 2012, Charlie-Boo wrote: > > For each n, what are the solutions in positive integers (or in > > integers) to (1/X1)+(1/X2) + . . . + (1/Xn)=1 ? > > x1 = x2 =..= x_n = n
But there is also 1/2 + 1/3 + 1/6 = 1. I am asking for all solutions.