RT @fermatslibrary
This equation uses each of the digits 1 to 9 only once.
https://twitter.com/fermatslibrary/status/1204040527458504705?s=19
@shibaprasad Except for 2
@kravietz 2 is at the power. You can write that as root on the other side or to the power half too!
@kravietz
Well then you can use this notation :P
@shibaprasad That works :)
@shibaprasad well, power *is* part of equation :)