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Computational Science

Revival

 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 382 times.
Energy conservation in the solution of the Helmholtz equation
Awarded May 27 at 17:12
Block-Tridiagonal Matrices with tridiagonal blocks
Awarded May 20 at 21:16
Help understanding and implementing fast multipole method for N-body
Awarded Apr 7 at 18:15
Library for Discontinuous Galerkin method: FEniCS vs deal.ii
Awarded Mar 25 at 3:56
Stable computation of ratio of sums of large numbers
Awarded Mar 2 at 5:26
What is the difference between non-linear elastic simulation and linear elastic simulation with plasticity?
Awarded Feb 27 at 4:36
2D Neumann Conditions on Irregular Domain
Awarded Nov 17, 2022 at 16:06
How is the surface Jacobian determinant calculated in FEM?
Awarded Nov 15, 2022 at 19:31
L2 norm optimization problem
Awarded Nov 13, 2022 at 16:30
Determining Computing Requirements
Awarded Nov 4, 2022 at 16:05
1D Discontinuous Galerkin - Lagrange vs Legendre Basis
Awarded Oct 26, 2022 at 19:46
Gmsh for .inp file
Awarded Oct 25, 2022 at 13:00
Rank-one Update to a Rank Revealing QR (RRQR) Factorization?
Awarded Oct 13, 2022 at 11:52
Recommended CPU for CFD running parallel, FDS (Fire Dynamics Simulator)
Awarded Sep 26, 2022 at 12:40
All eigenpairs of large sparse symmetric matrix
Awarded Sep 26, 2022 at 9:35
Lanczos algorithm with thick restart on a dynamic matrix
Awarded Sep 21, 2022 at 23:49
What determines the order of a finite volume scheme?
Awarded Aug 29, 2022 at 14:31
First derivatives in Python Image Processing?
Awarded Aug 24, 2022 at 0:22
2D DFT for lower frequencies only; is there something significantly faster than numpy.fft.fft2 (throwing away high frequencies)?
Awarded Aug 18, 2022 at 6:52
Error propagation through an FFT
Awarded Jul 15, 2022 at 14:16
Restriction in (geometric) multigrid for vectors of non-even length
Awarded Jul 9, 2022 at 0:21
Comparison on adaptive mesh refinement on finite elements and finite differences
Awarded Jul 8, 2022 at 0:58
Largest singular value without using the adjoint
Awarded Jun 19, 2022 at 14:17
Has there been a comparison bewteen SIMPLE/SIMPLER and JFNK for steady CFD?
Awarded Jun 9, 2022 at 11:26
What algorithm does (or did?) Excel use for Bessel functions that is discontinuous at x=8?
Awarded May 22, 2022 at 19:56
How to begin writing scientific codes in C++ in Trilinos or PETSC style?
Awarded May 21, 2022 at 23:55
Software for cellular automota
Awarded May 9, 2022 at 3:23
In molecular dynamics (MD) simulations, how is particle number density computed in practice?
Awarded Apr 16, 2022 at 17:35
Efficient root finding algorithm for monotonic function
Awarded Mar 9, 2022 at 1:25
energy drift in molecular dynamics
Awarded Mar 2, 2022 at 15:42
Reformulate a strictly convex QP problem containing absolute value term
Awarded Feb 20, 2022 at 22:57
Are Python/MATLAB/Mathematica numerical eigenvectors affected by eigenvalue degeneracies outside region of calculation?
Awarded Jan 27, 2022 at 18:11
nudged elastic band with Turbomole
Awarded Jan 19, 2022 at 17:08
Finite volume method on a nonuniform grid
Awarded Jan 8, 2022 at 10:42
Disjunctive programming software
Awarded Jan 1, 2022 at 23:35
Optimization problem
Awarded Dec 31, 2021 at 13:49
Three steps of pde numerical solution and nonlinear equation
Awarded Dec 22, 2021 at 13:42
Comparing Jacobi and Gauss-Seidel methods for nonlinear iterations
Awarded Dec 20, 2021 at 19:41
A name for a numerical phenomena when using numerical methods
Awarded Dec 18, 2021 at 13:33
PETSc-like library for Julia
Awarded Dec 13, 2021 at 23:56
Turbulence Pseudospectral Code
Awarded Nov 25, 2021 at 8:25
Looking for a C/C++ implementation of the Hungarian method for real-valued cost matrix
Awarded Nov 8, 2021 at 17:26
Optimization on MCMC codes
Awarded Nov 6, 2021 at 19:48
Fast Automatic Differentiation for numpy?
Awarded Oct 28, 2021 at 4:10
Algorithms for computing winding numbers of 2-sphere maps
Awarded Oct 21, 2021 at 3:31
What exactly are WENO schemes and where are they used?
Awarded Sep 16, 2021 at 16:51
Compile-time error control vs. interval arithmetic?
Awarded Aug 23, 2021 at 18:05
Computing size of N-Dimensional Polynomial Basis and Efficient Representation of Basis
Awarded Aug 11, 2021 at 18:40
Good languages/packages for interior point optimization with non-linear constraints?
Awarded Jul 18, 2021 at 19:50
What causes periodic humps in residual plots?
Awarded Jun 19, 2021 at 5:11
Dealing neighbor list in NVT Monte Carlo (MC) simulation
Awarded May 17, 2021 at 12:56
How GMRES method finds smallest singular value and the corresponding singular vectors of a matrix?
Awarded May 6, 2021 at 19:41
Gradient of dot product of two tensors
Awarded Mar 31, 2021 at 15:32
Time independent Runge Kutta integration of SDE
Awarded Feb 28, 2021 at 15:56
Accelerating convergence of a generalized continued fraction
Awarded Jan 2, 2021 at 21:31
Solve two-player game - minimize the l-infinity norm of a matrix-vector product
Awarded Dec 29, 2020 at 21:11
Recovering pressure from velocity or streamfunction fields
Awarded Dec 16, 2020 at 11:25
How do I migrate from Legacy VTK (Structured Points) to XML (Structured Grid)?
Awarded Dec 9, 2020 at 15:25
GPGPU/FPGA programming for Combinatorial Analysis
Awarded Nov 24, 2020 at 15:04
What is Voronoi particle tracking?
Awarded Oct 29, 2020 at 18:16
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