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principal directions for 4th order tensor

Submitted by whitman on

Is it possible to find eigenvalues and principal directions for a 4th order tensor? How?

For a zero order tensor? for a first order tensor? for a third order tensor.........

many thanks

dynamic analysis of transverse surface crace on rotating shaft .crack breaths (opens and closes) once in one revolution. i have to model and analyse it in ansys. help........

Thu, 02/19/2009 - 06:22 Permalink