Search and sort
- dsearch — distribute, locate and count elements of a matrix or hypermatrix in given categories
- find — gives the indices of %T or non-zero elements
- gsort — sorts boolean, numerical and string arrays
- members — count (and locate) in an array each element or row or column of another array
- sortrows — Sort rows of a vector, matrix, table, or timeseries
- vectorfind — locates occurences of a (wildcarded) vector in a matrix or hypermatrix