Find all the ordered pairs $(x,y)$ such that $x^y=y^x$

Asked Nov 08 '15 at 19:55

Active Nov 08 '15 at 19:57

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Find all the ordered pairs $(x,y)$ such that $x^y=y^x$.

So the only ones that i find are when $x=y$ such as $(1,1)$ because $1^1=1^1$. However, I'm not very familiar with ordered pairs?

Any help?

edited Nov 08 '15 at 19:57

user35603

asked Nov 08 '15 at 19:55

lomi

6

http://math.stackexchange.com/questions/9505/xy-yx-for-integers-x-and-y – 3SAT Nov 08 '15 at 20:01

0 Answers0