Math2111: Chapter 1: Fourier series. Section 3: Fourier series and pointwise convergence | Quasi-Ran

Math2111: Chapter 1: Fourier series. Section 3: Fourier series and pointwise convergence | Quasi-Ran

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日期:2025-05-27
Hi Thien, as you said, you prove pointwise convergence by proving convergence at each point. For instance, to prove that a sequence of functions converges pointwise to you have to show that for all you have . For example for we have for all and hence . If...看更多