Fourier Inversion Formula and Plancherel Identity

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Covers the Fourier inversion formula, exploring its mathematical concepts and applications, emphasizing the importance of understanding the sign.

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Explores trigonometric polynomials, emphasizing Fourier inversion and Plancherel formulas.

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Explores the convergence of Fourier series in L² space with trigonometric polynomials and approximation theorems.

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Covers the properties of signal/data representations using Fourier transformations and matrices.

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