What is the difference of Eigenfunction Expansion solution and Fourier Series solution in solving Partial Differential Equation? Are they the same? Please to tell me about what it is the eigen value and eigen function and their expansion please. I don't really understand about this. Thanks.
2026-03-25 06:26:33.1774419993
Eigenfunction Expansion and Fourier Series
535 Views Asked by Bumbble Comm https://math.techqa.club/user/bumbble-comm/detail AtRelated Questions in PARTIAL-DIFFERENTIAL-EQUATIONS
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