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Share Your Experience: Take the 2024 Developer Survey
Maxim Umansky's user avatar
Maxim Umansky's user avatar
Maxim Umansky's user avatar
Maxim Umansky
  • Member for 11 years
  • Last seen this week
  • Livermore, CA
2 votes
Accepted

Method of Lines Runge-Kutta nonlinear stability and behavior

2 votes

Issue solving nonlinear equation containing a quotient

2 votes

Writing a single PDE from a gradient equation

2 votes
Accepted

Solve wave equation with discontinuous coefficients numerically?

2 votes

Finite-difference software for solving custom equations

2 votes

In a dynamical system, what might be a good reason why periodicity in an object's velocities is important?

2 votes

Calculating Error for Poisson Equation using Successive Over-Relaxation technique, Python

2 votes

Eigenvalue-like problem with coupled ODEs

2 votes

Numerical flux and source term in FVM (Burger's like equation)

2 votes

What are the basic principles behind generating a moving mesh?

2 votes

How do you apply boundary conditions in a time-stepping problem?

2 votes

Tool to compare if two logical expressions are same!

2 votes
Accepted

How do you find the Jacobian matrix of a coordinate transformation given only dynamical data points?

2 votes
Accepted

Finding the source of numerical instability in a electrostatic problem solved by conformal mapping

2 votes
Accepted

A question on the Poisson equation with Neumann and periodic boundary conditions on a rectangular region

1 vote

Solve 1st order ODE in using `scipy`

1 vote
Accepted

Creating nonuniform grids for FDM with multiple points of concentration

1 vote

Getting torsion and curvature out of ODE solution skeleton

1 vote

Is there any way to have a better guess for initial condition of an ODE coupled to CFD as a boundary condition?

1 vote

Numerically solving the equation of motion for inflation in cosmology

1 vote

What are simple ways to simulate gas expansion from a pulsed nozzle into a vacuum?

1 vote

Solving a set of mixed conservative/non-conservative equations with the finite volume method

1 vote

Operator splitting for 4 subproblems

1 vote

Validating conservation laws from physics

1 vote

Using matrix exponential to solve linear system

1 vote
Accepted

1-D boundary value problem: How implement mixed boundary conditions using a FD method?

1 vote

Improving the time integration of implicit discretized PDE with a non-linear source term

1 vote
Accepted

Sum of random variables - Check your derived distribution against a numerical calculation/histogram

1 vote

How to apply central difference to viscous fluxes in 2D Navier-Stokes equations?

1 vote

Two RK4 method in one program