Hari
  • Member for 6 years, 11 months
  • Last seen more than a month ago
8 answers
166 votes
133k views
161 bookmarks
Recommendations for a usable, fast C++ matrix library?
10 answers
90 votes
24k views
49 bookmarks
What kinds of problems lend themselves well to GPU computing?
2 answers
29 votes
13k views
9 bookmarks
Does a tiny determinant imply ill-conditioning of a matrix?
3 answers
28 votes
22k views
19 bookmarks
BFGS vs. Conjugate Gradient Method
9 answers
27 votes
4k views
11 bookmarks
Modern C++ in scientific computing?
4 answers
20 votes
4k views
10 bookmarks
For which statistical methods are GPUs faster than CPUs?
1 answers
19 votes
453 views
6 bookmarks
Catastrophic cancellation in logsum
1 answers
14 votes
13k views
11 bookmarks
Universities known for computational physics
1 answers
14 votes
1k views
5 bookmarks
How is Krylov-accelerated Multigrid (using MG as a preconditioner) motivated?
3 answers
13 votes
343 views
3 bookmarks
Is it usual to have no convergence checking in Multigrid?
2 answers
13 votes
4k views
3 bookmarks
Compute all eigenvalues of a very big and very sparse adjacency matrix
1 answers
12 votes
2k views
3 bookmarks
How exactly does the *full* multigrid algorithm run?
2 answers
11 votes
1k views
2 bookmarks
Which iterative linear solvers converge for positive semidefinite matrices?
1 answers
11 votes
2k views
2 bookmarks
Sensitivity of BFGS to initial Hessian approximations
1 answers
10 votes
3k views
4 bookmarks
Why are interior point methods difficult to warm start?
2 answers
10 votes
3k views
3 bookmarks
Do RBF kernel matrices tend to be ill-conditioned?
2 answers
9 votes
2k views
3 bookmarks
Help deciding between cubic and quadratic interpolation in line search
5 answers
9 votes
1k views
1 bookmarks
Is Discrete Exterior Calculus currently a focusing point in numerial computing world or simulation in industry,
2 answers
9 votes
905 views
1 bookmarks
Initially Bracketing Minimum for Line Search
3 answers
9 votes
5k views
2 bookmarks
Solving a sparse and highly ill-conditioned system
1 answers
8 votes
20k views
2 bookmarks
scipy.optimize.fmin_bfgs: "Desired error not necessarily achieved due to precision loss"
3 answers
8 votes
422 views
3 bookmarks
What is too big for standard linear algebra/optimization methods?
2 answers
7 votes
2k views
2 bookmarks
Convergence/stagnation of BiCGStab(l)
2 answers
6 votes
702 views
2 bookmarks
Implementing a numerical method for unconstrained optimization in Go
7 answers
6 votes
1k views
2 bookmarks
Minimisation problem in thousands of dimensions
2 answers
6 votes
1k views
2 bookmarks
Algorithm for optimizing Ax = b with unknown A and known x values
1 answers
5 votes
968 views
1 bookmarks
What is the runtime complexity of MATLAB operation A*B where A and B are general sparse matrices?
2 answers
5 votes
1k views
3 bookmarks
Sufficient conditions to ensure convergence of the conjugate gradient method
1 answers
4 votes
99 views
2 bookmarks
Applicability of combinatorial and support preconditioner
2 answers
4 votes
1k views
4 bookmarks
Line search for Newton method