Lines Matching full:m33
417 M33 = M[:3, :3]
418 factor = numpy.trace(M33) - 2.0
421 l, V = numpy.linalg.eig(M33)
534 M33 = M[:3, :3]
542 l, V = numpy.linalg.eig(M33)
548 # normal: unit eigenvector of M33.T corresponding to eigenvalue 0
549 l, V = numpy.linalg.eig(M33.T)
672 M33 = M[:3, :3]
674 l, V = numpy.linalg.eig(M33)
688 direction = numpy.dot(M33 - numpy.identity(3), normal)
