New answers tagged python
0
votes
Numerically computing envelope of Gibbs oscillation
The reason seems Hilbert transform works the best for signals like $x(t)=a\cos(\phi(t))$, where $a$ may change mildly. In your last case, this $a$ is not in this scenario.
You can try to apply your ...
2
votes
Large set of nonlinear equations in Sympy
I tried rewriting your code to use scipy.optimize.fsolve.
...
5
votes
Solving non-linear partial differential equation numerically: $u_{xx}+u_{yy}=\mathrm{e}^{u}$
You can use something like MethodOfLines.jl to solve your problem. You can modify the following example, something like this
...
1
vote
Accepted
Does anyone know how to add a forcing term at the center of a cicular membrane?
Once again, my mates and I have successfully deciphered how to tackle this. It's worth noting that when introducing the forcing term, altering 'i' impacts the radial position, while adjusting 'j' ...
2
votes
Need help with the python code: Calculating Madelung constant CsCl crystal structure
Seems like you double count when accounting for offset.
...
Top 50 recent answers are included
Related Tags
python × 909scipy × 158
numpy × 113
numerics × 94
ode × 86
computational-physics × 78
optimization × 73
finite-difference × 59
pde × 54
linear-algebra × 53
differential-equations × 45
integration × 36
matlab × 33
matrix × 32
finite-element × 29
algorithms × 28
sparse-matrix × 26
eigenvalues × 24
boundary-conditions × 22
quantum-mechanics × 22
nonlinear-equations × 21
numerical-modelling × 21
runge-kutta × 21
fluid-dynamics × 20
interpolation × 20