SQB
Reputation
1,183
Top tag
Next privilege 2,000 Rep.
 Mar 14 comment Counting non-degenerate parallelograms in permutation arrays That looks like one heck of a self-answer. Go for it! Feb 11 comment Making Friends around a Circular Table This looks like it could be related to the Futurama Theorem. Feb 10 revised How many different 8-letter words can be made with three $a$s, two $b$s, two $c$s and a $d$? Less generic title Feb 10 suggested approved edit on How many different 8-letter words can be made with three $a$s, two $b$s, two $c$s and a $d$? Feb 10 comment Counting non-degenerate parallelograms in permutation arrays Could you add an example of that $4 \times 4$ array? I want to confirm that I've got the right idea. Feb 10 answered Counting outcomes of a coin flipping sequence Feb 10 revised How many ambiguous dates exist? Title; minor grammar, removed superfluous MathJax Feb 10 answered How many ambiguous dates exist? Feb 10 suggested approved edit on How many ambiguous dates exist? Feb 9 revised Proving that $\binom{n}{k}\binom{\smash{k}}{m}\binom{m}{r} = \binom{n}{r}\binom{n-r}{n-m}\binom{n-m}{n-k}$ Different alignment; less pretty, but less overflow into the sidebar Feb 9 answered The probability of the sum of $10$ dice rolls adding up to $57$ Feb 9 revised Proportional probability of payouts with defined expected value. Corrected spelling; improved formatting Feb 9 suggested approved edit on Proportional probability of payouts with defined expected value. Feb 9 answered Proving that $\binom{n}{k}\binom{\smash{k}}{m}\binom{m}{r} = \binom{n}{r}\binom{n-r}{n-m}\binom{n-m}{n-k}$ Feb 3 revised Monty hall problem with leftmost goat selection. Added [monty-hall] Feb 3 revised One variation of Monty Hall problem Added [monty-hall] Feb 3 suggested approved edit on Monty hall problem with leftmost goat selection. Feb 3 suggested approved edit on One variation of Monty Hall problem Feb 3 comment One variation of Monty Hall problem Possible duplicate of Monty hall problem with leftmost goat selection. Feb 3 answered Monty hall problem with leftmost goat selection.