1. Let F: L²(R¹) → L² (R¹) be the Fourier transform. That is: 1 F(f) = = (277)1/2 √n e-i (2,A) f(x) dx. Prove that the s
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1. Let F: L²(R¹) → L² (R¹) be the Fourier transform. That is: 1 F(f) = = (277)1/2 √n e-i (2,A) f(x) dx. Prove that the s
1. Let F: L²(R¹) → L² (R¹) be the Fourier transform. That is: 1 F(f) = = (277)1/2 √n e-i (2,A) f(x) dx. Prove that the spectrum o(F) = {-1, 1, i, -i}.
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