Computational Science

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 Student
First question with score of 1 or more.
Awarded 4730 times.
How does the time needed for force propagation increase with the discretization (using symplectic Euler schemes)?
Awarded 2 days ago
What is the physical quantities in the equations for linear elasitc materials in a frequency study in comsol
Awarded Sep 27 at 20:42
Calculating Madelung constant via Ewald summation
Awarded Sep 24 at 0:47
Matlab eigs function with function handle
Awarded Sep 22 at 18:12
FENICSx or deal.ii for modeling fluid structure interaction of cylindrical energy harvesters in various arrangements
Awarded Sep 21 at 11:05
Order in a subset
Awarded Sep 21 at 8:06
numerical calculation of haldane model arm chair edge states
Awarded Sep 18 at 19:20
(post deleted or otherwise unavailable)
Awarded Sep 18 at 19:20
Sums of sparse matrices modulo 2
Awarded Sep 18 at 19:20
How to get DOS for each iteration?
Awarded Sep 18 at 19:20
AMR framework for efficient simulation of PDEs, potentially with boundary layers
Awarded Sep 16 at 15:04
Starting configuration for Molecular Dynamics
Awarded Sep 13 at 19:51
Computation of SVD of well-conditioned matrix takes more time than ill-conditioned matrix [closed]
Awarded Sep 11 at 21:36
Formulation of $-\mathrm{div}(k\nabla u)=f$ in $\Omega$ for the Finite Element Method
Awarded Sep 11 at 11:31
Code to list all maximal bicliques of a bipartite graph
Awarded Sep 8 at 12:28
Runge Kutta 4th order: unexpected result
Awarded Sep 7 at 12:46
Automatic Differentiation In the Presence of Jump Points
Awarded Sep 6 at 17:18
Understanding leapfrog integration algorithm
Awarded Sep 6 at 7:26
Are there good block sparse matrix solver libraries?
Awarded Sep 5 at 21:33
In electromagnetic simulation, how much does the feed model impact an antenna's directivity performance and E-field phase readings?
Awarded Sep 3 at 0:36
Is there a program that calculates values from the recurrence relation or from combinatorial definition?
Awarded Aug 31 at 12:06
Optimization: Find minimizer along linestring
Awarded Aug 31 at 7:35
How to use LAPACK function (DGELSY) in Fortran
Awarded Aug 29 at 20:11
Solving Poisson's equation without a Dirichlet boundary condition
Awarded Aug 29 at 11:10
Cressman interpolation and objective analysis
Awarded Aug 29 at 8:10
Diagonalization of large sparse matrix, computational programme recommendation and methods
Awarded Aug 28 at 15:22
Helmholtz decomposition of a vector field in Fourier space with Python
Awarded Aug 28 at 15:22
Can a mixed boundary conditions in 1D Linear FE lead to non positive definite stiffness?
Awarded Aug 28 at 15:15
Solving perturbed Einstein Boltzmann equations using RK4
Awarded Aug 24 at 16:10
Any standard heuristic to solve non-convex polygon (with holes) covering problem?
Awarded Aug 22 at 6:05
(post deleted or otherwise unavailable)
Awarded Aug 22 at 0:41
Find a minium value of a function with discrete parameters, but some combinations are invalid
Awarded Aug 22 at 0:41
Spectral Intensity of complex signal
Awarded Aug 18 at 7:41
Quadrature over a triangle. Computing the dot products of the gradients
Awarded Aug 16 at 19:08
Taking derivative using FFT
Awarded Aug 11 at 0:25
Reordering eigenvalues in Schur factorization - MATLAB orschur and LAPACK dtrsen not producing the same results
Awarded Aug 7 at 19:34
Weights for equidistant samples in power law fitting
Awarded Aug 7 at 12:08
How to find the formula of a projected circle in a pencil of conics structure?
Awarded Aug 7 at 6:43
2D integrals in Python with specified points of interest
Awarded Aug 5 at 13:33
Using solve_ivp for a PDE: how to handle multiple time-dependent variables?
Awarded Aug 5 at 13:25
Can I find sines or cosines of rational parts of π without using radians? If not, how do I reduce the errors caused solely by the transcendence of π?
Awarded Aug 4 at 5:51
Spot redundant equations within nonlinear system of equations
Awarded Aug 3 at 7:56
Will hashing become vulnerable to quantum computers?
Awarded Jul 30 at 7:05
Is OCN=DOCN decidable or not?
Awarded Jul 25 at 16:18
Why does scipy Conjugate Gradient solver fail to converge for non-steady heat equation using Crank-Nicolson method
Awarded Jul 23 at 6:41
Optimization Problem with Array Index as decision variable
Awarded Jul 23 at 4:56
Conditioning and Stability of generalized eigenvalue problem
Awarded Jul 22 at 19:27
Packages suitable for numerical optimization of functions with discontinuous gradient at the point of minimum
Awarded Jul 18 at 18:20
What does it mean for a finite difference method to be conditionally stable? Specifically when solving the diffusion equation
Awarded Jul 18 at 15:41
min(f(x)) is convex or concave based on type of f(x)
Awarded Jul 17 at 19:18
Literature request for pinning the corner singularities in finite differences
Awarded Jul 17 at 7:46
Euler's Method for fast moving particle trajectory
Awarded Jul 15 at 14:36
Solving Poisson's Equation with Periodic Boundary Conditions
Awarded Jul 13 at 23:05
No reasonable solution for cylindrical waveguide using FreeFEM++
Awarded Jul 13 at 6:26
Tools to compare two matrices with same dimensions
Awarded Jul 13 at 2:11
How can we symbolically working out $\phi^4$ theory green's function/propagator and consequences in python?
Awarded Jul 11 at 9:46
Solving IVP backward in time via python
Awarded Jul 8 at 16:05
Shallow water model for year-round watershed runoff
Awarded Jul 7 at 7:10
SageMath: How do I plot the sum of a deterministic variable and a random variable
Awarded Jul 5 at 11:41
Generalized eigenvalue problem for large, potentially ill-conditioned systems
Awarded Jun 28 at 21:16
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