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matrix with positive diagonal elements

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#linear-algebra #matrices #numerical-linear-algebra
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Update Cholesky factorization

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#matrices #numerical-linear-algebra #cholesky-decomposition
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Why won't my conjugate gradient algorithm work?

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#algorithms #numerical-methods #numerical-linear-algebra
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How to solve this least square problem effectively?

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#numerical-linear-algebra #computational-mathematics
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Restoring matrix from covariance matrix

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#linear-algebra #numerical-linear-algebra
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Good Textbook in Numerical PDEs?

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#reference-request #partial-differential-equations #numerical-methods #numerical-linear-algebra #numerical-optimization
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Is it better to compute $A^tA$ once and then $Ax$ several times or compute $y=Ax$ and then $A^ty$ every time?

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#numerical-methods #computational-complexity #numerical-linear-algebra
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Finding the minimum of Condition number for this matrix

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#numerical-linear-algebra
629
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Profit and Loss, Finding Selling price

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#numerical-linear-algebra
238
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Given $W=ULV^T$ and a vector $\mathbf{x}$, can we compute $UL^kV^T\mathbf{x}$ without doing the SVD, for any integer k?

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#linear-algebra #numerical-linear-algebra #svd
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How to find a basis for the following vector space

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#linear-algebra #numerical-linear-algebra
237
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Residual bound in LU factorization

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#linear-algebra #numerical-methods #matrix-equations #numerical-linear-algebra
43
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Estimating precision of matlabs matrix solver

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#linear-algebra #numerical-methods #matlab #numerical-linear-algebra
123
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Proving a formula for the error bound

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#linear-algebra #numerical-methods #numerical-linear-algebra
31
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Explanation of an equation

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#linear-algebra #numerical-methods #numerical-linear-algebra

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