NAME
    randperm - randomly permute a list or matrix

SYNOPSIS
    randperm(x)

TYPES
    x		list or matrix

    return	same as x

DESCRIPTION
    For a list or matrix x, randperm(x) returns a copy of x in which
    the elements have been randomly permuted.  The value of x is not
    changed.

EXAMPLE
    > A = list(1,2,2,3,4)
    > randperm(A)

    list (5 elements, 5 nonzero):
	  [[0]] = 4
	  [[1]] = 1
	  [[2]] = 2
	  [[3]] = 3
	  [[4]] = 2

    > randperm(A)

    list (5 elements, 5 nonzero):
	  [[0]] = 2
	  [[1]] = 1
	  [[2]] = 4
	  [[3]] = 2
	  [[4]] = 3

LIMITS
    none

LIBRARY
    none

SEE ALSO
    XXX - fill in