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math.NT2008
Easy Proofs of Some Borwein Algorithms for
Jesus Guillera
In 1987 Jonathan and Peter Borwein, inspired by the works of Ramanujan, derived many efficient algorithms for computing . We will see that by using only a formula of Gauss's and…
math.NT2005
Some binomial series obtained by the WZ-method
Jesus Guillera
Using the WZ-method we find some of the easiest Ramanujan's formulae and also some new interesting Ramanujan-like sums.