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Chapter 8 Fourier Analysis - MathWorks - MATLAB and Simulink for Technical Computing
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日期:2025-05-01
6 Chapter 8. Fourier Analysis It turns out that F is nearly its own inverse. More precisely, FH, the complex conjugate transpose of F, satisfies FHF = nI; so F 1 = 1 n FH: This allows us to invert the Fourier transform: y = 1 n FHY: Hence yj = 1 n n∑ 1 k=0...看更多