Computational Science

Good Answer

 Good Answer
Answer score of 25 or more. This badge can be awarded multiple times.
Awarded 105 times.
Strong vs. weak solutions of PDEs
Awarded Nov 22 at 22:48
Numerically stable way of computing angles between vectors
Awarded Sep 22 at 13:21
stupid + stupid = brilliant in scientific computing
Awarded Sep 19 at 17:09
stupid + stupid = brilliant in scientific computing
Awarded Sep 19 at 12:33
Why is division so much more complex than other arithmetic operations?
Awarded Aug 11 at 19:18
F2Py with allocatable and assumed shape arrays
Awarded Jun 19 at 12:40
BFGS vs. Conjugate Gradient Method
Awarded Jan 26 at 16:05
How do compression algorithms compress data so fast?
Awarded Aug 19, 2022 at 8:35
How to start using LAPACK in c++?
Awarded Aug 1, 2022 at 15:49
Good examples of "two is easy, three is hard" in computational sciences
Awarded Jun 13, 2022 at 4:10
Is it possible to have a career in SciComp without contributing to arms research?
Awarded May 2, 2022 at 2:01
Compressing floating point data
Awarded Apr 12, 2022 at 16:55
Motivation behind Galerkin method
Awarded Jan 26, 2022 at 16:41
Is half precision supported by modern architecture?
Awarded Jan 15, 2022 at 10:41
Which language should I learn for computational science?
Awarded Nov 23, 2021 at 20:12
Good examples of "two is easy, three is hard" in computational sciences
Awarded Nov 18, 2021 at 21:57
Is it possible for user written algorithms to outperform libraries' built-in optimized functions?
Awarded Aug 20, 2021 at 7:55
Why do we usually not want the eigenvalues of non-symmetric matrices?
Awarded Aug 10, 2021 at 15:55
Why should non-convexity be a problem in optimization?
Awarded Aug 4, 2021 at 21:11
Are there simple ways to numerically solve the time-dependent Schrödinger equation?
Awarded Jun 26, 2021 at 9:35
What are criteria to choose between finite-differences and finite-elements
Awarded Apr 28, 2021 at 18:24
Are direct solvers affected by the condition number of a matrix?
Awarded Apr 15, 2021 at 1:49
The easiest way to find intersection of two intervals
Awarded Mar 29, 2021 at 16:11
How can I numerically differentiate an unevenly sampled function?
Awarded Mar 24, 2021 at 21:27
What makes Fortran fast?
Awarded Feb 25, 2021 at 22:35
Why is the time dimension special?
Awarded Nov 17, 2020 at 18:37
How can I avoid catastrophic cancellation?
Awarded Sep 27, 2020 at 18:56
What are differences between 'a priori' and 'posteriori' error estimate in numerical analysis?
Awarded Jun 25, 2020 at 19:03
Why would you need frameworks like MPI when you can multi-task using threads?
Awarded Apr 24, 2020 at 16:36
Define custom probability density function in Python
Awarded Apr 23, 2020 at 19:56
When do orthogonal transformations outperform Gaussian elimination?
Awarded Feb 22, 2020 at 22:15
What is the general idea of Nitsche's method in numerical analysis?
Awarded Feb 11, 2020 at 14:50
why is A*v+B*v faster than (A+B)*v?
Awarded Jan 16, 2020 at 16:25
Conserving Energy in Physics Simulation with imperfect Numerical Solver
Awarded Jan 4, 2020 at 0:20
Why is my iterative linear solver not converging?
Awarded Aug 8, 2019 at 20:50
Is it possible to have a career in SciComp without contributing to arms research?
Awarded Jul 22, 2019 at 17:15
Good examples of "two is easy, three is hard" in computational sciences
Awarded Jun 11, 2019 at 17:35
Good examples of "two is easy, three is hard" in computational sciences
Awarded May 30, 2019 at 19:25
How mature is the "Julia" scientific computing language project?
Awarded May 19, 2019 at 17:15
Good examples of "two is easy, three is hard" in computational sciences
Awarded May 17, 2019 at 22:10
When should log1p and expm1 be used?
Awarded Apr 6, 2019 at 2:25
Euclidean distance in Octave
Awarded Oct 18, 2018 at 2:35
Strange oscillation when solving the advection equation by finite-difference with fully closed Neumann boundary conditions (reflection at boundaries)
Awarded Oct 16, 2018 at 10:05
Which Runge-Kutta method is more accurate: Dormand-Prince or Cash-Karp?
Awarded Aug 25, 2018 at 15:45
Why do equi-spaced points behave badly?
Awarded Apr 19, 2018 at 14:38
Python vs FORTRAN
Awarded Apr 16, 2018 at 21:31
What does "symplectic" mean in reference to numerical integrators, and does SciPy's odeint use them?
Awarded Mar 27, 2018 at 7:58
Mathematical Libraries for OpenCL?
Awarded Oct 11, 2017 at 21:39
Scientific standards for numerical errors
Awarded Sep 9, 2017 at 22:20
Which algorithm is more accurate for computing the sum of a sorted array of numbers?
Awarded Aug 30, 2017 at 21:02
Is it worthwhile to write unit tests for scientific research codes?
Awarded Aug 24, 2017 at 10:12
Basic explanation of shape function
Awarded Jul 28, 2017 at 1:43
BDF vs implicit Runge Kutta time stepping
Awarded Jul 7, 2017 at 18:18
Is there a high quality nonlinear programming solver for Python?
Awarded Jul 5, 2017 at 8:31
Is there software that can autogenerate numerically-accurate floating point C routines from symbolic formulae?
Awarded May 27, 2017 at 7:56
Is it possible to use Octave to learn MATLAB programming?
Awarded Apr 19, 2017 at 6:41
Symbolic software packages for Matrix expressions?
Awarded Feb 20, 2017 at 13:53
How mature is the "Julia" scientific computing language project?
Awarded Jan 17, 2017 at 23:55
Which version of Fortran should I learn?
Awarded Dec 5, 2016 at 19:23
Which software and workflow is recommend for publication of scientific data and graphs?
Awarded Nov 5, 2016 at 22:03
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