https://doi.org/10.4169/amer.math.monthly.118.07.599 https://www.jstor.org/stable/10.4169/amer.math.monthly.118.07.599 The Monthly publishes articles, as well as ...
Joseph Fourier, born just 250 years ago, introduced a wonderful idea that revolutionised science and mathematics: any function or signal can be broken down into simple periodic sine-waves. Radio waves ...
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