py-pde is a Python package for solving partial differential equations (PDEs). The package provides classes for grids on which scalar and tensor fields can be defined. The associated differential ...
value[:] = 2.0*np.pi*np.pi*np.sin(np.pi*X[0])*np.sin(np.pi*X[1]) \ + np.sign(-np.sin(8.0*np.pi*X[0])*np.sin(8.0*np.pi*X[1])) ...
Abstract: Partial Integral Equations (PIEs) have been used to represent both systems with delay and systems of Partial Differential Equations (PDEs) in one or two spatial dimensions. In this letter, ...
Harmonic Wave Systems is the first textbook about the computational method of Decomposition in Invariant Structures (DIS) that generalizes the analytical methods of separation of variables, ...
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