Fourier sine series
= Fourier sine series
A Fourier sine series expands a function on an interval in the eigenfunctions $\sin(n\pi x/L)$ of the Dirichlet Laplacian. It is the odd Fourier-series extension across the interval endpoints.
= Fourier sine series
A Fourier sine series expands a function on an interval in the eigenfunctions $\sin(n\pi x/L)$ of the Dirichlet Laplacian. It is the odd Fourier-series extension across the interval endpoints.