Performs a circular shift on nsh samples.

Documentation

Performs a circular shift on nsh samples. If nsh is positive shift to the right. If it is negative, shift to the left. The user must allocate all arrays.

Parameters:

a - the input data.
ia - the stride through a.
b - the output data.
ib - the stride through b.
nsh - the length of the shift.
n - the number of elements in the data.

Returns:

none.

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Prepared for University of Minnesota, October, 2001