degreesOfFreedomForComplexMatrix

a matrix with the number of degrees-of-freedom at each entry

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Declaration

 dof = WVGeometryDoublyPeriodic.degreesOfFreedomForComplexMatrix(Nx,Ny);

Parameters

• Nx grid points in the x-direction
• Ny grid points in the y-direction

Returns

• dof matrix containing dof

Discussion

A complex valued matrix A defined on a grid of size [Nx Ny] would has 2NxNy degrees-of-freedom at each grid point. In the Fourier domain, it also has 2NxNy degrees-of-freedom at each grid point.