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Results tagged with numerical-linear-algebra
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user 8435
{numerical-linear-algebra} questions involving algorithms for linear algebra computations.
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Norm of triangular truncation operator on rank deficient matrices
Fix $r \geq 1$ and let $A_n$ be the $n \times n$ identity matrix with the bottom $n-r$ rows replaced with rows of zeros. Then $||A_n|| = 1$ for all $n$ and $||T_n \circ A_n|| = ||A_n||$ so we have th …
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