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Computational Science

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First bounty you offer on your own question.
Awarded 169 times.
Compelling demonstrations/examples on ill conditioning of penalty methods
Awarded Aug 4 at 10:30
What's the most computationally efficient implementation of Kalman Filter
Awarded Jul 12 at 13:42
How to add damped constraint force to constrained dynamics simulation?
Awarded Jul 9 at 1:42
Can I reduce my simulation error with a staggered grid, postprocessing and compatibility equation feedback?
Awarded Jan 29 at 11:18
Which data can I use to draw the figure?
Awarded Jan 2 at 13:42
Non-standard boundary condition for incompressible Navier Stokes
Awarded Dec 16, 2023 at 1:27
FVM for non-regular domain with triangular mesh
Awarded Nov 18, 2023 at 14:57
Question re Maxima, Magma and/or Sage computational language capabilities
Awarded Nov 8, 2023 at 16:35
How to convert number systems on Sharp calculator if the number has decimal points, for example 3B.254?
Awarded Nov 4, 2023 at 11:26
Role of rotation's pivot point in optimization?
Awarded Oct 6, 2023 at 17:11
Computing discrete laplacian matrix for mesh fairing
Awarded Sep 19, 2023 at 23:18
(post deleted or otherwise unavailable)
Awarded Aug 23, 2023 at 15:43
(post deleted or otherwise unavailable)
Awarded Jul 27, 2023 at 14:03
When is hyper-reduction needed in reduced order models?
Awarded Jun 5, 2023 at 10:10
Numerical Simulation of a Quadratic MIP with a highly rational term
Awarded Jun 3, 2023 at 7:57
Does exact diagonalization of a matrix allow for efficient computation of a Lanczos basis?
Awarded Mar 26, 2023 at 22:57
Convolution/weighted average of two arrays in Python
Awarded Mar 9, 2023 at 10:00
Continuous vs discontinuous space-time FEM
Awarded Feb 17, 2023 at 7:18
Conceptual doubt regarding 2D conjugate heat transfer modelling (COMSOL and Mathemtica)
Awarded Jan 26, 2023 at 18:09
What EXACTLY are the "outflow" and "pressure outlet" BCs in ANSYS Fluent?
Awarded Oct 15, 2022 at 10:40
Minimum distance from point to surface
Awarded Sep 10, 2022 at 12:47
Objective function for PDE-constrained boundary control problem in cylindrical coordinates
Awarded Aug 12, 2022 at 8:15
Advance a Interpolation
Awarded Jun 18, 2022 at 7:41
Notation for an optimization function that receives a vector of pairs
Awarded Jun 17, 2022 at 9:18
(post deleted or otherwise unavailable)
Awarded May 25, 2022 at 5:26
How to ensure the numeric value is always positive in Optimization Python?
Awarded May 4, 2022 at 16:55
Convergence of Evolutionary Algorithms
Awarded Apr 9, 2022 at 4:38
Rotate a 2D contour plot through 360 degrees to create 3D plot (Python, Mayavi/Matplotlib)
Awarded Mar 6, 2022 at 21:40
(post deleted or otherwise unavailable)
Awarded Mar 3, 2022 at 21:02
Solving Poisson equations as mixed Laplace using $RT_0-P_0$ pair
Awarded Jan 4, 2022 at 11:04
Why is RK45 used as the "default" method for non-stiff ODEs rather than a multistep one?
Awarded Dec 12, 2021 at 18:32
Algorithms for computing winding numbers of 2-sphere maps
Awarded Oct 13, 2021 at 20:08
Is there a way we can compute my sum involving `subsets` more efficiently?
Awarded Sep 10, 2021 at 13:05
Single hexahedral element stiffness matrix problem, help me find the mistake
Awarded Aug 18, 2021 at 0:37
Proof of R. Verfürth paper on adaptive mesh and bubble functions
Awarded Jul 17, 2021 at 17:33
Why is bounding a surface with a capsule is better than with a cylinder to detect intersections?
Awarded Apr 13, 2021 at 7:55
Best way to compute given functional with accuracy:
Awarded Feb 21, 2021 at 18:03
Efficient computation of marginalized multivariate normal likelihood
Awarded Nov 9, 2020 at 16:43
Simulation of surface tension-dominated interfaces
Awarded Nov 9, 2020 at 15:42
Numerical Issues with DDE from SEIRU$\delta$ model
Awarded Sep 27, 2020 at 14:02
Flux sign and face normal confusion in finite volume method
Awarded Jul 29, 2020 at 13:26
What is required of the objective function in order to use Gauss Newton method?
Awarded Jul 22, 2020 at 15:57
Two-dimensional modelling of a flate-plate reactor
Awarded Jun 9, 2020 at 4:17
What is the state-of-the-art in parallel sparse matrix and dense vector multiplication?
Awarded Apr 3, 2020 at 19:55
Numerical flux and source term in FVM (Burger's like equation)
Awarded Apr 1, 2020 at 17:01
Explanation of subspace strategy regarding CG described in Golub's book
Awarded Mar 22, 2020 at 9:05
Application of Poiseuille equation
Awarded Jan 28, 2020 at 16:15
(post deleted or otherwise unavailable)
Awarded Jan 10, 2020 at 4:35
Correct relative error for Comparison of levelsets outside a constrained region
Awarded Nov 25, 2019 at 14:20
Understanding the Eisenstat-Walker method for choosing the tolerance of a linear solver when solving a non-linear PDE
Awarded Nov 19, 2019 at 23:40
Probability approximation: monte carlo VS sde
Awarded Nov 4, 2019 at 9:15
A maximization problem, with motivation in machine learning
Awarded Aug 9, 2019 at 3:20
How to solve a 4th order nonnegative LASSO problem?
Awarded Jun 2, 2019 at 10:00
Numerical methods for the continuity equation with Sobolev vector field
Awarded Apr 27, 2019 at 13:40
fastest linear system solve for small square matrices (10x10)
Awarded Mar 12, 2019 at 13:10
WENO5 scheme in a staggered grid
Awarded Jan 26, 2019 at 14:55
Can Mallat's pyramidal algorithm be extended to non-power of 2 input sizes?
Awarded Oct 31, 2018 at 16:35
Imbalance of variables in Mixing Newton's method and Linear solver for a Non-linear system
Awarded Oct 9, 2018 at 13:00
Weighted Set Cover in practice, beyond the greedy algorithm
Awarded Sep 28, 2018 at 14:40
Compile-time error control vs. interval arithmetic?
Awarded Aug 28, 2018 at 16:30
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