Permutation codes are mathematical constructs that utilise the properties of permutations to encode and protect information, with applications spanning powerline communications, flash memory storage ...

The major challenge when working with permutations is that the factorial function gets very, very large very, very quickly. The BigInteger data type was introduced in the .NET Framework 4.0; it ...

The Annals of Mathematical Statistics, Vol. 30, No. 4 (Dec., 1959), pp. 1005-1017 (13 pages) The two-sample sign test is viewed as a test for the permutation symmetry ...