Basic operations, functions or methods which apply on any kind of matrices (numerical, strings, arrrays of cells, ...) and sometimes on other nsp objects (list, hash table,...).
indexing arrays - various ways of indexing arrays
sub2ind - convert multi-dimensional indexing to linear indexing
ind2sub - convert linear indexing to multi-dimensional indexing
dollar - shortcut notation for the last element
extraction assignment deletion - basic array operations
concatenation - concatenation of matrices
concatr - method, catenate a matrix by another one on the right side
concatd - method, catenate a matrix by another one on the down side
set_diag - (method) set a diagonal of a matrix
repmat - replicate a matrix
size - dimensions of an array, size of some objects
length - length of an object
numel - length of an object, number of elements of an object
isvector - vector test
isscalar - scalar test
isempty - empty matrix or object test
redim - reshape a matrix
matrix - reshape a matrix
reshape - reshape a matrix
perms - generate all permutations of a vector
nchoosek - compute a binomial coefficient or all k-subsets of a set
perm_elem - (method) apply (in place) an elementary permutation to a vector or
matrix