El'endia Starman
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 Jul 21 comment Elementary proof regarding the largest prime in the factorization of $n!$ I am confused. Your first statement doesn't seem to be true all the time and your second statement is always true. Jul 18 awarded Enthusiast Jul 16 comment Estimation of factoring time of a $n$-digit number (current state of art) on a desktop @TaoLee: Exactly. That is why RSA encryption works. Jul 16 revised How many possible ways of stacking 12 red, 12 green, and 12 blue poker chips so that no blue is touching one another? Fixed an error I introduced... Jul 16 comment How many possible ways of stacking 12 red, 12 green, and 12 blue poker chips so that no blue is touching one another? @Brian: ...oh right. This is why I almost never got a perfect score on a math test despite being good at the theoretical bits... :P Jul 16 revised How many possible ways of stacking 12 red, 12 green, and 12 blue poker chips so that no blue is touching one another? Had an error. Jul 16 comment How many possible ways of stacking 12 red, 12 green, and 12 blue poker chips so that no blue is touching one another? @Brian: Yes, you are correct. I forgot the last item is determined by the other $n+k-1$ items. Jul 16 answered How many possible ways of stacking 12 red, 12 green, and 12 blue poker chips so that no blue is touching one another? Jul 15 comment Periodic sequences on finite alphabet Just to notify...@AD. Jul 15 revised Periodic sequences on finite alphabet Added code. Jul 15 comment Periodic sequences on finite alphabet Okay I'll add the program. Here's hoping the white-space transfers correctly... Jul 15 comment Periodic sequences on finite alphabet @AD: What do you mean by "accurate"? Jul 15 answered Periodic sequences on finite alphabet Jul 15 comment Periodic sequences on finite alphabet My intuition is actually that periodicity is not forced, but that's all it is; intuition, not a proof. Jul 14 revised Marriage problem LaTeK formatting. Jul 14 suggested approved edit on Marriage problem Jul 1 accepted Using floor, ceiling, square root, and factorial functions to get integers Jul 1 awarded Nice Question Jul 1 comment Derive $\frac{d}{dx} \left[\sin^{-1} x\right] = \frac{1}{\sqrt{1-x^2}}$ @Aryabhata: Ah, yes, you are correct. Bill has already corrected his answer so I'm just gonna leave mine the way it is. Jun 30 answered Finding the real roots of a polynomial