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Results tagged with ca.classical-analysis-and-odes
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user 479330
Special functions, orthogonal polynomials, harmonic analysis, ordinary differential equations (ODE's), differential relations, calculus of variations, approximations, expansions, asymptotics.
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Transfinite sums related to a sequence
About questions 3 and 4:
It's known that for any countable ordinal $\alpha$ there is a subset of the reals with order type $\alpha$ under the usual order. Using this, given a countable ordinal $\alph …