Community Tip - Visit the PTCooler (the community lounge) to get to know your fellow community members and check out some of Dale's Friday Humor posts! X
Hi everyone. I haven't been active on this site for some time, but thought of you (especially @ValeryOchkov) while watching some math puzzles posted to YouTube by Matt Parker (mostly to his second channel, but some on his main channel).
Hope you're all doing well.
-Mark