allen_cahn_pde

allen_cahn_pde, a Python code which sets up and solves the Allen-Cahn reaction-diffusion system of partial differential equations (PDE) in 1 space dimension and time.

Licensing:

The information on this web page is distributed under the MIT license.

Languages:

allen_cahn_pde is available in a MATLAB version and an Octave version and a Python version.

Related Data and Programs:

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Reference:

1. Costica Morosanu, Silvio Paval,
   On the numerical approximation of a nonlinear reaction-diffusion equation with non-homogeneous Neumann boundary conditions. Case 1D,
   Submitted.
2. Jian Zhang, Qiang Du,
   Numerical studies of discrete approximations to the Allen-Cahn equation in the sharp interface limit,
   SIAM Journal on Scientific Computing,
   Volume 31, Number 4, pages 3042-3063, 2009.

Source Code:

• allen_cahn_pde.py, the source code.
• allen_cahn_pde.sh, runs all the tests.
• allen_cahn_pde.txt, the output file.

• allen_cahn_pde_euler_movie.py, an animation of the solution.