For noncommutative variables x,y an expansion of log(exp(x)exp(y)) in powers of x+y is obtained.Each term of the series is given by an infinite sum in powers of x-y.The series is represented by diagrams.
Full Expansion of the Baker-Campbell-Hausdorff Formula
Revisiting the Coulomb problem: A novel representation of the confluent hypergeometric function as an infinite sum of discrete Bessel functions
Wilson Polynomials and the Lorentz Transformation Properties of the Parity Operator
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