Computational Science

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 Revival
Answer more than 30 days after a question was asked as first answer scoring 2 or more. This badge can be awarded multiple times.
Awarded 301 times.
Which SciPy nonlinear solver when Jacobian is analytically known and sparse?
Awarded 4 hours ago
How to find a good preconditioner to the system $(A^T A + \lambda I) x = A^T b$?
Awarded Feb 16 at 19:30
How reproducible are conda environments?
Awarded Feb 11 at 6:25
Null space for smoothed aggregation algebraic multigrid
Awarded Jan 7 at 10:10
Second derivative using Fornberg finite difference method
Awarded Dec 30 '19 at 3:00
Poisson equation finite-difference with pure Neumann boundary conditions
Awarded Dec 19 '19 at 23:25
Compute 2d velocity field with given curl and zero divergence
Awarded Nov 26 '19 at 15:10
Need an example Legendre-Gauss-Radau pseudospectral differentiation matrix or Matlab code
Awarded Nov 14 '19 at 20:00
Is it necessary to do characteristic decomposition to solve 2D Euler Equation?
Awarded Oct 18 '19 at 21:25
Which statistical method should I use for comparing machine run-time of two algorithms?
Awarded Sep 15 '19 at 3:10
Matlab interface for minpack2
Awarded Aug 27 '19 at 13:05
Shape measure for C-shaped objects
Awarded Aug 26 '19 at 13:50
Constructing sparsity pattern of the Jacobian of a FORTRAN subroutine
Awarded Aug 8 '19 at 15:20
(FEM) 1D time-dependent heat equation convergence problem
Awarded Aug 3 '19 at 12:55
User friendly scipy optimize wrapper package?
Awarded Aug 2 '19 at 10:10
Ordering of eigenvectors to maximise trace of diagonalising matrix
Awarded Jul 31 '19 at 22:40
Poincare map for Arnold-Beltrami-Childress Magnetic Field in Python
Awarded Jul 29 '19 at 5:55
4th Order Runge Kutta: Integration of Differential Equations for Planetary Orbit
Awarded Jul 10 '19 at 12:35
How does Gaussian 09 handle 'Frozen Core Approximations' and how does it compare to CFour handling?
Awarded Jul 9 '19 at 22:25
Algorithm to determine flat surfaces and camera orientation without specialized hardware
Awarded Jul 5 '19 at 4:25
Finding exact rational solution to linear integer equations in Matlab
Awarded Jul 2 '19 at 19:20
Wrong amplitude of convolution using numpy fft
Awarded Jul 2 '19 at 14:00
My calculated laser pulse duration is too large. Where am I wrong?
Awarded Jul 2 '19 at 6:30
Compute specific eigenvalues in the complex plane with Feast?
Awarded Jun 26 '19 at 7:50
Solver for generalized eigenvalue problem with multipoint constraints
Awarded Jun 22 '19 at 8:35
MPI support for discrete Fourier transform (DFT) in Python
Awarded Jun 21 '19 at 18:15
Using the Nelder-Mead algorithm to find a maximum
Awarded Jun 10 '19 at 14:00
Comparison between FEM and FDM methods for flow simulations
Awarded Jun 6 '19 at 21:40
How can I find a line segment with the most intersections along with the coordinates of the intersection points?
Awarded May 27 '19 at 7:30
Fitting Implicit Surfaces to Oriented Point Sets
Awarded May 25 '19 at 3:15
Understanding Finite-Element Modal Analysis
Awarded May 25 '19 at 3:15
Computing any element of the null space of a singular matrix
Awarded May 24 '19 at 13:20
Examples of problems that cannot be formulated as optimization problems
Awarded May 21 '19 at 19:05
MKL/FFTW performance of batch 1-D FFTs
Awarded May 21 '19 at 14:00
Potential gain - Matlab vs C/C++ - assembly and eigenvalues
Awarded May 19 '19 at 16:35
Finite Group (Non-)Isomorphism
Awarded May 18 '19 at 18:20
Numerical computation of two-sided (bilateral) Laplace transform
Awarded May 17 '19 at 21:25
Numerical derivative and finite difference coefficients: any update of the Fornberg method?
Awarded Apr 26 '19 at 12:45
Ordering points from X Y coordinates
Awarded Apr 13 '19 at 4:15
Find representatives of vector-space in set of vectors?
Awarded Apr 11 '19 at 1:35
Are there shortcuts for numerically approximating systems of ordinary differential equations when autonomous?
Awarded Mar 27 '19 at 12:48
Pressure boundary condition in Navier-Stokes equations
Awarded Mar 18 '19 at 0:45
Gonzalez algorithm
Awarded Mar 6 '19 at 1:55
Open Source MRI Image Stacks
Awarded Feb 26 '19 at 10:30
Alternatives to hdf5
Awarded Feb 4 '19 at 15:20
Role of the numerical flux in DG-FEM
Awarded Feb 3 '19 at 19:10
Solve a fourth order differential equation
Awarded Jan 15 '19 at 10:55
MPI data broadcast or not in C
Awarded Jan 12 '19 at 17:50
Line integral along the edge of an isoparametrically mapped quadrilateral
Awarded Jan 10 '19 at 3:45
Time iteration no longer smooth after using scaled units
Awarded Jan 1 '19 at 16:20
closed form approximation of matrix inverse with special properties
Awarded Dec 26 '18 at 1:45
Fourier characteristics of repeated numerical derivative
Awarded Dec 24 '18 at 15:45
Particle Collision to Static paticles
Awarded Dec 23 '18 at 7:35
Estimate extreme eigenvalues with CG
Awarded Dec 13 '18 at 22:05
Numerical solution of two coupled nonlinear eigenvalue problems
Awarded Dec 8 '18 at 16:10
Converting mass density to point mass approximation on a grid
Awarded Nov 22 '18 at 17:25
Why is FLOP(Floating Point Operations Per Second) mentioned as a specification on every GPU?
Awarded Nov 21 '18 at 8:45
Matching/Assignment Problem
Awarded Nov 18 '18 at 1:25
Molecular Dynamics: Diffusion with PBC
Awarded Nov 13 '18 at 21:40
Sorting eigenvalues by the dominant contribution
Awarded Nov 13 '18 at 14:50
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