Iseye.m

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Returns true for unit matrices.

Syntax

    verdict=iseye(M)

Arguments

    M   -  a numeric object

Outputs

    verdict - true for unit matrices

Notes

Multiple stages are used to try to decide the matter as cheaply as possible.

See also

issquare.m, isnucleus.m, isworkernode.m


Version 2.1, authors: Ilya Kuprov