SingularValueList

SingularValueList[m] gives a list of the nonzero singular values of a matrix m. 

SingularValueList[{m,a}] gives the generalized singular values of m with respect to a. 

SingularValueList[m,k] gives the k largest singular values of m. 

SingularValueList[{m,a},k] gives the k largest generalized singular values of m.

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