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45 lines
630 B
Plaintext
45 lines
630 B
Plaintext
NAME
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randperm - randomly permute a list or matrix
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SYNOPSIS
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randperm(x)
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TYPES
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x list or matrix
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return same as x
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DESCRIPTION
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For a list or matrix x, randperm(x) returns a copy of x in which
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the elements have been randomly permuted. The value of x is not
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changed.
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EXAMPLE
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> A = list(1,2,2,3,4)
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> randperm(A)
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list (5 elements, 5 nonzero):
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[[0]] = 4
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[[1]] = 1
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[[2]] = 2
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[[3]] = 3
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[[4]] = 2
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> randperm(A)
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list (5 elements, 5 nonzero):
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[[0]] = 2
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[[1]] = 1
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[[2]] = 4
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[[3]] = 2
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[[4]] = 3
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LIMITS
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none
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LIBRARY
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none
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SEE ALSO
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XXX - fill in
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