Top network posts

• 17 Central differencing scheme for second derivative leads to ill-conditioning
• 13 Why does sparse linear algebra have a low arithmetic intensity?
• 11 Eigenvectors with the Power Iteration
• 9 Repeated nearest neighbor calculation for millions of data points too slow
• 9 Are there any drawbacks to using the Method of Manufactured Solutions for convergence testing?
• 8 Finite difference for 1D wave equation: why the spike initial data results in a noisy output?
• 7 What is the reason that LAPACK uses $\tau$ in QR decomposition (instead of normalizing the reflection vector)?
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