Answer by Michael E2 for Creating a fast random array generator
I'm not sure what distribution is desired. Here is one that chooses uniformly among all distinction permutations of partitions of all integers m <= n into nonnegative parts no greater than k. This...
View ArticleAnswer by Kellen Myers for Creating a fast random array generator
I'm going to just scrap my previous answer and hopefully this will actually work to include your parameter l, which I'm writing L to avoid confusion (whereas your N is n to avoid syntax...
View ArticleAnswer by Kellen Myers for Creating a fast random array generator
I have scrapped this answer -- please consider my other answer instead. I'm leaving this here for reference.You should simply use Mathematica's built-in random number generator. For example:n = 50;f[]...
View ArticleAnswer by David G. Stork for Creating a fast random array generator
A stylistic suggestion: Never use the variable $N$, which is a function in Mathematica that gives the real value of an expression.n = 10^3;ii = 174;n (#/Total[#] & /@ Table[Min[RandomReal[],ii/n],...
View ArticleCreating a fast random array generator
I want to create N x N array of random numbers. (N is an integer).The constraints are, each element should be between 0 to l(integer) ( here 0<= l <= N) and the sum of elements in each row should...
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