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Numerical algorithms for problems in analysis and algebra, scientific computation

2 votes
1 answer
5k views

Pade approximant to exponential function

Suppose: a) $p(z)$ is an even degree polynomial (of degree $k = 2j$) with real coefficients; b) $p(0) = 1$; c) $p(z)$ and $p(-z)$ have no roots in common anywhere in the complex plane; d) $f(z) = …