top | item 45972440 (no title) patrickthebold | 3 months ago I'd be good to give an example of where the 'only if' doesn't apply. If only to clear up the confusion. discuss order hn newest HWR_14|3 months ago Sorry, I had a mental skip. I was thinking of solutions to a+a+a=0, not a+a+a=a.
HWR_14|3 months ago