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Questions about the properties of vector spaces and linear transformations, including linear systems in general.

1 vote
1 answer
712 views

Find a matrix's nullspace from submatrix nullspace

This is probably a basic question, but my linear algebra is weak. Suppose I want to compute the nullspace of a matrix A using some iterative method (e.g. Lanczos). Suppose further that I know a prior …
Robert Holmes's user avatar