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Computational Science

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 Popular Question
Question with 1,000 views. This badge can be awarded multiple times.
Awarded 1988 times.
Implementing Gelfand’s formula for the spectral radius in Python - lack of convergence
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Gmsh for .inp file
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Regularization vs constrained optimization of an ill posed tomography problem
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simple example of an adaptive mesh refinement code
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Python package for (adaptive) function plotting
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PageRank computation as the left principal eigenvector
Awarded Apr 29 at 10:47
Stability region of explicit midpoint method
Awarded Apr 28 at 17:04
C++ Eigen::Map class questions
Awarded Apr 26 at 20:04
Comparison between two matrices
Awarded Apr 23 at 0:41
Convergence problem for Poisson equation with periodic BC
Awarded Apr 22 at 13:15
Is busy waiting on both MPI_Iprobe and MPI_Testsome efficient?
Awarded Apr 21 at 2:35
Flux across a non-boundary line segment in FEniCS
Awarded Apr 20 at 13:40
What is difference between L2 norm and H2 Norm?
Awarded Apr 19 at 14:37
Sparse Matrix Matrix multiplication terminology (SpGEMM or SpMM?)
Awarded Apr 17 at 22:33
32bit/64bit issue when working with Numpy and petsc4py
Awarded Apr 14 at 20:18
What is the difference between SSPRK3 and RK3 time discretization methods?
Awarded Apr 9 at 12:15
Von Neumann's stability analysis on non linear and coupled equations
Awarded Apr 8 at 10:02
What are the basic principles behind generating a moving mesh?
Awarded Apr 7 at 10:40
Direct multiple shooting (numerical optimal control)
Awarded Apr 5 at 1:57
Cholesky for ill-conditioned/singular covariance matrices
Awarded Apr 4 at 11:21
Efficient Successive Over Relaxation using Cuda?
Awarded Apr 4 at 7:15
Determining efficiency in MFLOPS/s of a parallel program
Awarded Apr 3 at 18:02
How to find order of convergence in finite element method computationally when exact solution is unknown for time dependent problem
Awarded Mar 31 at 23:10
FEM: Possible to have boundary conditions "inside" the domain?
Awarded Mar 31 at 15:42
role of initial guess for iterative linear solver
Awarded Mar 30 at 16:10
Impose Neumann Boundary Condition in advection-diffusion equation 1D
Awarded Mar 26 at 5:40
Fitting Implicit Surfaces to Oriented Point Sets
Awarded Mar 24 at 19:15
How to calculate the maximal ellipsoid in a given polyhedron
Awarded Mar 24 at 15:47
Gnuplot: How can I determine the maxima of a fit function in gnuplot?
Awarded Mar 21 at 8:50
Chebyshev spectral differentiation via FFT
Awarded Mar 21 at 6:18
Differences between openfoam and freefem/fenics
Awarded Mar 21 at 1:32
Conjugate Gradient for non symmetric matrix
Awarded Mar 17 at 14:25
4th order tensor rotation - sources to refer
Awarded Mar 14 at 18:41
Golub-Kahan-Lanczos Bidiagonalization Procedure implementation doesn't produce bidiagonal matrix
Awarded Mar 9 at 2:06
Stability analysis of coupled ordinary differential equations
Awarded Mar 8 at 14:18
MD Simulation: Reference for the Neighbor's List Method
Awarded Mar 3 at 17:22
How to solve calculus of variations problems numerically?
Awarded Mar 3 at 14:16
Finite difference method basic implementation on Octave
Awarded Mar 3 at 13:58
How to obtain only the value of my variable using scipy.optimize.minimize
Awarded Mar 1 at 3:09
Which solvers for BVP in python are the best? Is there something better that scipy.integrate.solve_bvp?
Awarded Feb 27 at 10:40
Why is my curve_fit not producing the covariance matrix and the correct values for the unknown variables?
Awarded Feb 23 at 9:05
Fixing a near singular covariance matrix
Awarded Feb 23 at 2:15
Example where autodiff works but symbolic differentiation will not?
Awarded Feb 21 at 17:57
Crank–Nicolson method for nonlinear differential equation
Awarded Feb 15 at 14:42
How to directly compute the inverse of an ill-conditioned dense matrix
Awarded Feb 14 at 20:33
Solving linear system $Ax=b$ with Hessenberg matrix using lapack
Awarded Feb 14 at 2:55
Calculation of Mean Square Displacement for Brownian dynamics system with Lennard Jones interactions in python3
Awarded Feb 10 at 1:48
What is the relationship between shape functions, interpolation functions, and degrees of freedom?
Awarded Feb 9 at 17:33
Advice on numerical solution for 2D hyperbolic PDE with zero flux boundary conditions
Awarded Feb 7 at 21:31
Complex Numerical Integration using GSL
Awarded Feb 6 at 16:17
Vectorised second order ode solving in python
Awarded Feb 5 at 14:20
How to sample points in hyperbolic space?
Awarded Feb 4 at 0:36
A robust algorithm to sort a non-convex polygon vertices
Awarded Feb 2 at 20:31
Is the heat equation with Neumann boundary conditions well-posed?
Awarded Feb 1 at 18:11
Why is SIMD programming on such a low level in CPU's compared to GPU's?
Awarded Jan 31 at 20:40
Linear solvers: How to deal with a singular system? (Poisson equation with Neumann boundary conditions)
Awarded Jan 31 at 2:09
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