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Nov
5
answered Distributing identifiers
Nov
5
comment Finding duplicates in a list
@mete I think this one is a dup. There was a question with some performance figures for different methods, but I can't find it now. Someone will ...
Nov
5
comment Finding duplicates in a list
Length@Union@list1==Length@list1 for xample
Nov
4
comment The speed of Sum[] varies strangely
@MathLind Well, I can't be sure, but it won't surprise me if it does
Nov
4
comment The speed of Sum[] varies strangely
Total will most surely sum blindly, while Sum[] could use known properties (at least it will try when n is large enough)
Nov
4
comment How to get Python bindings to work on the Raspberry Pi
I've started missing the days when the questions were answered by adding Evaluated -> True
Nov
4
comment Solve provides inter-dependent solutions not only variable dependent solutions
IDK what you're doing but that depends on the dimension od the result space
Nov
3
comment Generate non-overlapping permutations
If you want something inefficient: p := Array[RandomSample[l] &, 3];p //. h : {{__} ..} /; Times @@ (Tr /@ Abs /@ Differences /@ Transpose@h) == 0 :> p
Nov
3
comment Generate non-overlapping permutations
I guess you want "three random permutations"
Nov
3
answered Fit to inverse function
Nov
3
answered Plotting Multiple Solve Functions
Nov
3
comment using elements from a matrix into a function
Loops should be avoided in Mathematica when possible. And please read all the other answers while you're there.
Nov
3
comment Tough Calculation, novice mathematica user
I posted this in a comment above. The OP said it isn't what s/he wants. (Although I'm not sure about what s/he really wants :( )
Nov
3
comment Plot an intersection of surfaces
Please at least write down your surfaces' equations in Mma syntax
Nov
3
comment Tough Calculation, novice mathematica user
DSolve[-n bn[x]^2 == (x - n) bn[x] + x bn'[x], bn, x]
Nov
1
comment Simple pattern/texture on chart elements
Some downvoters should ask for a mirror
Nov
1
comment Simple pattern/texture on chart elements
@TysonWilliams Yes, but it won't scale well when you have more bars,and this one will.
Nov
1
answered Simple pattern/texture on chart elements
Nov
1
revised Simple pattern/texture on chart elements
deleted 11 characters in body; edited title
Nov
1
revised Nested Recursion Equation
added 4 characters in body