Titlebook: Mathematics for Natural Scientists; Fundamentals and Bas Lev Kantorovich Textbook 20161st edition Springer Science+Business Media, LLC, par

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Infinite Numerical and Functional Seriesrms ... Here .. is a general (we say “the .-th”) term of the series which is constructed via a some kind of formula depending on an integer . = 1, 2, 3, .. For instance, the rule . with . = 0, 1, 2, 3, . corresponds to an infinite geometric progression

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Ordinary Differential Equationsa function .(.) of ., and its derivatives ., ., etc. with each other. The fundamental task is to find a function .(.) that satisfies this equation. It may be that not one, but many functions form different solutions.