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math.GM2022
Approximation by Power Series of Functions
Andrej Liptaj
Derivative-matching approximations are constructed as power series built from functions. The method assumes the knowledge of special values of the Bell polynomials of the second ki…
math.GM2022
General approach to function approximation
Andrej Liptaj
Having a function and a set of functionals , , one can interpret function approximation very generally as a cons…