SG::Perm2Mat
--
calculates the permutation matrix
SG::Perm2Mat(perm)
perm | - | any list denoting a permutation |
The SG::Perm2Mat
function calculates the permutation matrix corresponding to
perm
. This matrix has entries 1 in position
(i, perm
[i]) and 0 otherwise.
>> muEC::SG::Perm2Mat( [2,4,3,1] );
+- -+ | 0, 1, 0, 0 | | | | 0, 0, 0, 1 | | | | 0, 0, 1, 0 | | | | 1, 0, 0, 0 | +- -+
Mat2Perm
, Perm2RRep
, RRep2Perm
MuPAD Combinat, an open source algebraic combinatorics package