Computational Science

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Answer a question with score of 1 or more.
Awarded 1776 times.
Improving function approximation with neural network
Awarded 2 days ago
Dealing neighbor list in NVT Monte Carlo (MC) simulation
Awarded May 15 at 14:20
$L^\infty$ stability property of an ODE
Awarded May 12 at 20:16
Evaluation of real-valued confluent hypergeometric function with specific complex arguments
Awarded May 5 at 13:47
How are eigenvalues of a cell in the finite volume discretization calculated? (for euler fluid equations)
Awarded May 3 at 13:44
C++ vs Fortran for HPC
Awarded May 3 at 13:44
Optimization on the multinomial manifolds of stochastic non-square matrices
Awarded May 1 at 23:04
Arbitrary Precision Optimization Libraries?
Awarded Apr 28 at 14:56
Plot scalar and vectorial solution constant on each CELL=square in paraview/vtk
Awarded Apr 27 at 17:14
Calculating the log-determinant of a large sparse matrix
Awarded Apr 27 at 16:24
Eigenvalue decomposition for a very huge matrix of medical images (such as the pixel physical coordinates of CT images)
Awarded Apr 25 at 19:41
Eigenvalue decomposition for a very huge matrix of medical images (such as the pixel physical coordinates of CT images)
Awarded Apr 23 at 18:22
temperature profile on axial direction of a chamber
Awarded Apr 23 at 18:22
Solving geodesics on triangular meshes gives negative distances
Awarded Apr 19 at 23:54
Help understanding and implementing fast multipole method for N-body
Awarded Apr 14 at 15:47
Projection method FVM poisson part, adding source term
Awarded Apr 13 at 23:36
How does the number of function calls in BFGS scale with the dimensionality of space
Awarded Apr 13 at 11:20
Algorithms to generate spherical codes
Awarded Apr 7 at 18:37
Interpolation estimates for $H^1$ into $P_1$
Awarded Apr 6 at 18:06
Polynomial interpolation on a regular hexagon
Awarded Mar 26 at 20:40
FEM Stiffness Matrix is always close to Singular or Badly Scaled
Awarded Mar 25 at 14:51
Is there a simple way to add a sparse matrix to an LU decomposition of a dense matrix?
Awarded Mar 24 at 16:36
Solving Cahn-Hilliard equation using semi-implicit Fourier spectral methods
Awarded Mar 24 at 9:03
(post deleted or otherwise unavailable)
Awarded Mar 23 at 15:27
Computing size of N-Dimensional Polynomial Basis and Efficient Representation of Basis
Awarded Mar 15 at 15:04
Linearization of Remez algorithm rational case
Awarded Mar 6 at 3:55
Finding the roots of a function like $3+\cos(x)+0.005/(x-a)$?
Awarded Mar 4 at 15:05
(post deleted or otherwise unavailable)
Awarded Mar 3 at 15:20
Seeking a free symbolic regression software
Awarded Mar 3 at 7:48
Solving an ODE using odeint in Python and continuing the integration
Awarded Mar 3 at 6:52
Reference request: C++ and numerical analysis book
Awarded Feb 28 at 23:52
How can we solve the normal equations with limited memory?
Awarded Feb 28 at 21:05
Accurate Way to Calculate Matrix Powers and Matrix Exponential for Sparse Positive Semidefinite Matrices
Awarded Feb 26 at 0:20
Is there a general framework for solving PDEs on uniform grid in parallel
Awarded Feb 25 at 20:10
Fourier pseudo-spectral method and numerical dissipation
Awarded Feb 24 at 19:26
(post deleted or otherwise unavailable)
Awarded Feb 20 at 13:35
What is the most appropriate derivative free optimization algorithm
Awarded Feb 19 at 14:11
Saving Data in Multiple Columns with np.savetxt
Awarded Feb 17 at 13:11
Levenberg-Marquardt Algorithm for Black-box optimizations
Awarded Feb 16 at 8:04
Beating typical BLAS libraries matrix multiplication performance
Awarded Feb 15 at 21:57
Diagonalization using LAPACK
Awarded Feb 12 at 18:30
How to find the nearest/a near positive definite from a given matrix?
Awarded Feb 9 at 15:51
Compute efficiently a 1D function relying on a 2D convolution
Awarded Feb 8 at 10:33
Draw magnetic field lines or vector field of a magnetic dipole - Python/Matplotlib
Awarded Feb 6 at 16:35
FEniCS: how to specify boundary conditions on a circle inside 2D mesh
Awarded Feb 3 at 22:21
Numerical minimization of the action in python
Awarded Feb 3 at 4:26
Numerical minimization of the action in python
Awarded Feb 2 at 21:30
Questions about Python
Awarded Feb 1 at 16:45
Accuracy issues with Arpack in Julia for eigenvalues of smallest magnitude
Awarded Feb 1 at 9:41
Starting at a Given Basic Feasible Solution in the Simplex Method
Awarded Jan 29 at 15:08
Plot integral function with scipy and matplotlib
Awarded Jan 17 at 13:42
full rank update to cholesky decomposition for multivariate normal distribution
Awarded Jan 15 at 19:21
Smoothed Particle Hydrodynamics: Weird clustering of particles. Is that normal?
Awarded Jan 10 at 22:56
How to properly calculate CPU and GPU FLOPS performance?
Awarded Jan 10 at 19:16
Accelerating convergence of a generalized continued fraction
Awarded Dec 30 '20 at 22:41
Help with modified bessel functions
Awarded Dec 23 '20 at 13:03
Numerical solution of zero-potential time-dependent Schrödinger equation in 1D
Awarded Dec 14 '20 at 4:10
How to debug segmentation faults in large problems?
Awarded Dec 12 '20 at 18:37
How are scientific computing workflows faring on Apple's M1 hardware
Awarded Dec 11 '20 at 12:41
The derivative of a gauss function via FFT and IFFT in Python
Awarded Dec 8 '20 at 2:28
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