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Questions about Mathematica functionality related to manipulating vector spaces and linear mappings between such spaces. This includes determination of matrix properties, matrix transformations, decompositions, and factoring.

5 votes

Computing log-determinant?

The determinant of a matrix may be outside the usual 64-bit floating point range, even if the log determinant isn't. Hence using Log[Det[...]] to compute the log determinant can be numerically problem …
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