Notable Question - Badge - Computational Science Stack Exchange

Notable Question

Question with 2,500 views. This badge can be awarded multiple times.

Awarded 959 times.

Fitting using curve_fit of scipy in python gives totally different answer for 1/t and t

Awarded 7 hours ago

Ashique Lal

1071 silver badge3 bronze badges

How to directly compute the inverse of an ill-conditioned dense matrix

Awarded Nov 30 at 9:28

nekketsuuu

1731 silver badge7 bronze badges

Scipy OdeInt solver with Neumann boundary conditions

Awarded Nov 27 at 17:55

ilciavo

2893 silver badges9 bronze badges

Constructing random divergence-free velocity fields

Awarded Nov 27 at 14:36

verito

1191 silver badge8 bronze badges

Calculation of Mean Square Displacement for Brownian dynamics system with Lennard Jones interactions in python3

Awarded Nov 26 at 16:41

Constantine Black

1391 silver badge5 bronze badges

what is difference “DSYEV(LAPACK SUBROUTINE)” and “Lanczos”?

Awarded Nov 23 at 18:01

mpk

331 silver badge3 bronze badges

Runtime of Gaussian elimination/row reduction on a rectangular $m \times n$ matrix

Awarded Nov 16 at 10:43

kanso37

231 silver badge5 bronze badges

How do I correctly multiply vectors and matrices in Python and MATLAB?

Awarded Nov 15 at 19:31

Behroz Sikander

1051 silver badge5 bronze badges

4th order tensor rotation - sources to refer

Awarded Nov 14 at 11:19

Sagar Shah

731 silver badge4 bronze badges

SVD and Lanczos method

Awarded Nov 9 at 0:41

John Smith

631 silver badge3 bronze badges

Robust alternative to HDF5 for storing large datasets

Awarded Nov 6 at 17:03

arc_lupus

5434 silver badges17 bronze badges

How to handle boundary conditions in Crank-Nicolson solution of IVP-BVP?

Awarded Nov 6 at 9:27

Woody20

1711 silver badge4 bronze badges

Dynamic Sized Identity Matrix in Eigen

Awarded Nov 3 at 15:35

user1408865

211 silver badge3 bronze badges

How do I compute the parallel overhead of a parallel code run on a single processor when no sequential code is available?

Awarded Nov 2 at 16:55

Paul

12k7 gold badges54 silver badges129 bronze badges

More stable algorithm to calculate `sqrt(a^2 + b^2) - abs(a)` in MatLab

Awarded Nov 2 at 7:10

Ilkay Burak

1551 silver badge6 bronze badges

What is the worst case complexity of Conjugate Gradient?

Awarded Oct 30 at 9:11

fred

1,0006 silver badges12 bronze badges

Line search for constrained optimization

Awarded Oct 29 at 20:45

Geoffrey Irving

3,90917 silver badges41 bronze badges

1D heat conduction using FVM in polar coordinates

Awarded Oct 25 at 2:25

Nurzhan Nursultanov

181 silver badge3 bronze badges

Desmos saying there are too many variables [closed]

Awarded Oct 23 at 18:49

Star Man

1031 silver badge6 bronze badges

Trouble implementing Neumann boundary conditions because the ghost points cannot be eliminated

Awarded Oct 21 at 13:32

boyfarrell

5,3893 gold badges34 silver badges67 bronze badges

What is the state of the art algorithm for diagonalizing real symmetric matrices?

Awarded Oct 21 at 12:05

uLoop

2032 silver badges7 bronze badges

Getting started with Computational Chemistry

Awarded Oct 10 at 14:35

TheChemist

1231 silver badge4 bronze badges

solve_ivp from scipy does not integrate the whole range of tspan

Awarded Oct 1 at 23:57

An Ignorant Wanderer

1731 silver badge4 bronze badges

Computing the derivative on a mesh

Awarded Sep 21 at 7:50

curiousexplorer

1311 silver badge2 bronze badges

stupid + stupid = brilliant in scientific computing

Awarded Sep 18 at 11:33

Daniel Shapero

10.1k1 gold badge27 silver badges59 bronze badges

Sparse linear solver for many right-hand sides

Awarded Sep 16 at 21:31

nat chouf

3532 silver badges10 bronze badges

Numerical integration problem: IntegrationWarning The integral is probably divergent, or slowly convergent

Awarded Sep 15 at 8:40

NoVel

131 silver badge4 bronze badges

Why my parallel code using MPI is much slower than the serial one?

Awarded Sep 8 at 1:34

Spy123

211 silver badge3 bronze badges

Motivation behind Galerkin method

Awarded Sep 7 at 14:52

mohammad

1111 silver badge3 bronze badges

Why is leapfrog integration symplectic and RK4 not, if the latter is more accurate?

Awarded Sep 7 at 9:25

userManyNumbers

2752 silver badges6 bronze badges

How to define the derivative for Scipy.Optimize.Minimize

Awarded Sep 7 at 6:10

Zac

1272 silver badges8 bronze badges

Can diagonal plus fixed symmetric linear systems be solved in quadratic time after precomputation?

Awarded Aug 17 at 0:36

Geoffrey Irving

3,90917 silver badges41 bronze badges

VTK file format to image file

Awarded Aug 15 at 14:56

Stephen Jacob

2052 silver badges9 bronze badges

LAPACK equivalent on c++ , which is the best one? [duplicate]

Awarded Aug 3 at 6:18

user30200

211 silver badge2 bronze badges

Choosing epsilons

Awarded Aug 2 at 20:27

Jay Lemmon

5833 silver badges10 bronze badges

Time complexity of $l_2$-norm of a vector

Awarded Jul 26 at 7:04

Learn_and_Share

1331 silver badge6 bronze badges

GPU vs CPU FLOP counts

Awarded Jul 24 at 9:09

Enforce

1411 silver badge4 bronze badges

How do I find the minimum-area ellipse that encloses a set of points?

Awarded Jul 19 at 10:57

physicsnovice

1331 silver badge4 bronze badges

3D Solid 8 Node FEM Matlab Code

Awarded Jul 11 at 20:26

Additional Pylons

1492 silver badges6 bronze badges

Hyperbolic Equation PDE (Python)

Awarded Jul 7 at 5:26

meraxes

2152 silver badges9 bronze badges

Methods for fast approximation of convolution

Awarded Jul 2 at 12:33

rursw1

831 silver badge7 bronze badges

What is difference between L2 norm and H2 Norm?

Awarded Jun 15 at 0:43

Syed Tirmizi

311 silver badge4 bronze badges

Lattice Boltzmann methods vs Navier stokes/ other eulerian methods for *water* simulation

Awarded Jun 10 at 12:17

Krupip

1611 silver badge5 bronze badges

fortran code-algorithm for qr decomposition of non-square matrix

Awarded Jun 9 at 0:42

jason

291 silver badge3 bronze badges

Biconvex optimization problems

Awarded Jun 7 at 21:41

Star

5754 silver badges13 bronze badges

How can wavelets be applied to PDE?

Awarded Jun 4 at 14:41

shuhalo

3,5901 gold badge19 silver badges31 bronze badges

Ways to solve $Ax=b$ for a sparse (banded) $A$ with updates

Awarded May 31 at 15:20

Physicist

2272 silver badges8 bronze badges

How to derive the stability of time stepping schemes?

Awarded May 25 at 14:12

CRG

3472 silver badges8 bronze badges

Intuitively, what does it mean for a solution to be divergence free?

Awarded May 24 at 20:57

Eduardo

2653 silver badges10 bronze badges

Simple Harmonic Motion using the leapfrog method

Awarded May 24 at 11:56

Ole

111 silver badge5 bronze badges

Efficient eigen-decomposition of covariance matrix

Awarded May 21 at 15:06

aleksv

1911 silver badge7 bronze badges

Gonzalez algorithm

Awarded May 12 at 16:40

Micheal

211 silver badge3 bronze badges

Is using std::valarray considered good practice?

Awarded May 11 at 9:35

Wolfgang Bangerth

54.2k57 silver badges115 bronze badges

Calculating partial trace of array in NumPy

Awarded May 10 at 4:16

msm

2011 gold badge1 silver badge2 bronze badges

Newton's method goes to zero determinant Jacobian

Awarded May 9 at 4:12

Sylvain B.

1531 silver badge6 bronze badges

Comparing Algorithmic complexity, ODE Solvers (Big O)

Awarded May 2 at 16:27

George

1431 silver badge5 bronze badges

Solving nonlinear differential equations with Newton's method

Awarded Apr 26 at 2:19

Muaa2404

411 silver badge3 bronze badges

Stable time step limits for Velocity-Verlet integration

Awarded Apr 19 at 20:45

tpg2114

6086 silver badges18 bronze badges

Sparse Incomplete Cholesky

Awarded Apr 19 at 13:57

Tom

4554 silver badges14 bronze badges

Good Finite Element Library for a small project

Awarded Apr 18 at 9:06

Chris Conlon

1231 silver badge5 bronze badges

2 3 4 5

…

16 Next