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20222026
most citedMultiple orthogonal polynomials associated with the exponential integral

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math.NT2024

Rational approximation of Euler's constant using multiple orthogonal polynomials

Thomas Wolfs, Walter Van Assche

We construct new rational approximants of Euler's constant that improve those of Aptekarev et al. (2007) and Rivoal (2009). The approximants are given in terms of certain (mixed ty…