Computational Science

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Answer a question more than 60 days later with score of 5 or more. This badge can be awarded multiple times.
Awarded 193 times.
method of frozen coefficients and its relation to von Neumann stability analysis
Awarded Feb 20 at 8:26
implementing higher order derivatives for finite element
Awarded Feb 10 at 19:51
Test of 3rd-order vs 4th-order symplectic integrator with strange result
Awarded Feb 8 at 15:19
Spectral Element vs Finite Element
Awarded Jan 24 at 23:17
What are the advantages and disadvantages of the particle decomposition and domain decomposition parallelization algorithms?
Awarded Jan 22 at 21:06
Good examples of "two is easy, three is hard" in computational sciences
Awarded Jan 2 at 2:35
What algorithm for solving a set of stiff ODEs would be easiest to port to high precision floating point arithmetic?
Awarded Oct 18, 2022 at 12:35
How much better are Fortran compilers really?
Awarded Oct 17, 2022 at 16:58
Rapidly determining whether or not a dense matrix is of low rank
Awarded Oct 13, 2022 at 16:10
Poisson equation finite-difference with pure Neumann boundary conditions
Awarded Oct 8, 2022 at 23:11
How to avoid the round-off errors in the larger calculations?
Awarded Sep 4, 2022 at 17:28
Calculating partial trace of array in NumPy
Awarded May 24, 2022 at 19:57
What guidelines should I follow when choosing a sparse linear system solver?
Awarded May 13, 2022 at 0:48
Role of the numerical flux in DG-FEM
Awarded May 11, 2022 at 3:15
Correct use of scipy's sparse.linalg.spilu
Awarded Mar 21, 2022 at 19:48
Need an example Legendre-Gauss-Radau pseudospectral differentiation matrix or Matlab code
Awarded Mar 5, 2022 at 7:25
Python solvers for mixed-integer nonlinear constrained optimization
Awarded Feb 9, 2022 at 8:55
Fortran code for Ewald summation
Awarded Jan 30, 2022 at 0:57
Scientific computing vs numerical analysis
Awarded Jan 23, 2022 at 4:50
What is numerical damping in the context of time-dependent FEM solvers?
Awarded Dec 31, 2021 at 3:30
How do I write dimensionally agnostic code?
Awarded Dec 28, 2021 at 3:57
PETSc-like library for Julia
Awarded Dec 14, 2021 at 7:57
Matlab implementation of 2D Interior penalty discontinuous Galerkin poisson problem
Awarded Nov 4, 2021 at 7:05
Computing numeric derivative via FFT - SciPy
Awarded Oct 21, 2021 at 3:58
Ordering of eigenvectors to maximise trace of diagonalising matrix
Awarded Sep 22, 2021 at 22:40
Optimizing matrix-vector multiplication for many small matrices
Awarded Sep 21, 2021 at 18:40
Term for the typical "linear in the larger dimension, quadratic in the smaller" cost for linear algebra
Awarded Aug 20, 2021 at 20:31
How to choose a method for solving linear equations
Awarded Aug 5, 2021 at 15:05
Is LAPACK behind the cutting edge of dense linear algebra?
Awarded Jul 4, 2021 at 21:21
Is there MPI_Star instead of MPI_Win (window) for MPI_Get?
Awarded May 17, 2021 at 14:48
Solving a linear equation system with pure Neumann condition
Awarded May 16, 2021 at 0:07
Arbitrary Precision Optimization Libraries?
Awarded Apr 29, 2021 at 13:23
Fourier characteristics of repeated numerical derivative
Awarded Mar 15, 2021 at 2:35
Where do the laws of quantum mechanics break down in simulations?
Awarded Jan 13, 2021 at 15:16
Poisson equation with Neumann boundary conditions
Awarded Dec 29, 2020 at 0:08
Helmholtz and Biharmonic equation examples with exact solution
Awarded Sep 20, 2020 at 23:31
Effects of memory speed/architecture on Pardiso scaling
Awarded Sep 7, 2020 at 5:33
Inverse problem in linear ODE
Awarded Aug 27, 2020 at 17:40
What's the fastest software(open source) to solve mixed integer programming problem
Awarded Aug 17, 2020 at 21:26
Looking for Runge-Kutta 8th order in C/C++
Awarded Jul 19, 2020 at 19:28
What are the conceptual differences between the finite element and finite volume method?
Awarded Jun 26, 2020 at 13:21
In C++, how do you calculate the analytical value of $\int_a^b \left|\sin x \right|\,dx$?
Awarded May 24, 2020 at 5:15
Limitations of Density Functional Theory as a computational method?
Awarded Apr 25, 2020 at 13:34
Fitting Implicit Surfaces to Oriented Point Sets
Awarded Mar 16, 2020 at 10:35
biharmonic equation
Awarded Mar 4, 2020 at 9:50
Alternatives to hdf5
Awarded Feb 19, 2020 at 15:55
Visually appealing ways to plot singular vector fields with matplotlib or other foss tools
Awarded Jan 18, 2020 at 10:20
Integrating Lagrange polynomials with many nodes, round-off
Awarded Dec 19, 2019 at 20:00
MATLAB: code for restarted gmres
Awarded Dec 15, 2019 at 13:35
Options for solving ODE systems on GPUs?
Awarded Dec 2, 2019 at 23:50
Numerical computation of two-sided (bilateral) Laplace transform
Awarded Nov 14, 2019 at 16:15
Fast, lightweight C++ tensor library for dimension-agnostic code
Awarded Sep 1, 2019 at 22:20
Is there a high quality nonlinear programming solver for Python?
Awarded Aug 20, 2019 at 17:55
Permute a matrix in-place in numpy
Awarded Aug 8, 2019 at 23:40
Robust algorithm for $2 \times 2$ SVD
Awarded Aug 6, 2019 at 8:40
Robust algorithm for $2 \times 2$ SVD
Awarded Aug 6, 2019 at 8:40
Sort of problems where SOR is faster than Gauss-Seidel?
Awarded Jun 12, 2019 at 2:40
Tanh-sinh quadrature numerical integration method converging to wrong value
Awarded Jun 5, 2019 at 18:15
Changing the queue for an already submitted PBS job
Awarded May 22, 2019 at 13:25
How mature is the "Julia" scientific computing language project?
Awarded May 19, 2019 at 12:20
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