Quaternion Function Reference

isunitary

Test for unitary matrix

Syntax

TF = isunitary(X, tol)

Description

isunitary(X, tol) returns logical 1 (true) if the square matrix X is unitary (with transpose equal to its inverse) to within the tolerance given by the second parameter, if present. If no second parameter is specified, the tolerance defaults to eps.

© 2008-2013 Stephen J. Sangwine and Nicolas Le Bihan

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