Pinguin Dirk
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 Oct 21 comment Finding specific compositions of an Integer ... it took me longer to understand how you exactly do it than to write my answer. Big +1. Oct 21 comment Finding specific compositions of an Integer ok, well, you will definitely like @LeonidShifrin's answer then! Oct 21 answered Finding specific compositions of an Integer Oct 21 comment Finding specific compositions of an Integer ah, ok, I understood 1 and 1 (and also 2 and 2) cannot be neighbor. Got it! Oct 21 comment Finding specific compositions of an Integer aren't there some lists missing in your output, such as e.g. {1,2,1,2,1,2}? Oct 20 comment ReplaceAll a list of rules to an equation @Tyilo: Thanks for the accept, but usually it pays to wait a bit... there are most certainly other people out there with other ideas, better ideas. And you don't wanna scare them away, do you? Still, I am glad you like my approach! Oct 20 answered ReplaceAll a list of rules to an equation Oct 20 answered A one-liner to place some number of Graphics3D polytopes on a plane and to randomly assign colorations Oct 18 comment What's wrong with my implementation of SquareFreeQ? +1 and I expanded a bit on your answer (see my answer), I hope you don't mind. Oct 18 revised What's wrong with my implementation of SquareFreeQ? added 434 characters in body Oct 18 answered What's wrong with my implementation of SquareFreeQ? Oct 17 comment Concise way to generate multiset lists for constant k, one could also do: Flatten[Table[i, {i, 10}, {j, 3}]] Oct 17 comment Formatting plot of symmetric points differently to asymmetric points something's broken in the second section of code, can you please check again? Oct 16 comment Group list of lists by Total neat idea! Thanks for sharing/explaining Oct 16 comment Simplifying expression with patterns (Replace) thanks for another idea, @Mr.Wizard. Added! Oct 16 revised Simplifying expression with patterns (Replace) added 113 characters in body Oct 16 comment Simplifying expression with patterns (Replace) @AndrewKor: see the edit Oct 16 revised Simplifying expression with patterns (Replace) added 262 characters in body Oct 16 comment Simplifying expression with patterns (Replace) @Mr.Wizard: thanks - and edited! Oct 16 answered Simplifying expression with patterns (Replace)