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This is not the correct place for this question, but as this project has no mailing list, I don't know where else to post it.
I need to factor some rather large matrices (300,000 examples and 30,000 …
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The attached patch (based on 4.3.rc0):
- changes Cholesky (all/most matrices) and SVD, QR and LU factorizations (double_dense only) so that the returned resulting matrices are immutable
- adds cach…
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The matrix eigenspaces() function is broken for rings over SR since the algorithm iterates over factors of the characteristic polynomial. "for e,f in mat.charpoly().factor()" works for matrices over…