SIAM Journal on Numerical Analysis, Vol. 15, No. 5 (Oct., 1978), pp. 1008-1029 (22 pages) In the rational Padé approximation to exp (-q), q ϵ â„‚, the parameters in the numerator and denominator are ...
Mathematics of Computation, Vol. 40, No. 162 (Apr., 1983), pp. 547-559 (13 pages) Rational approximations to the exponential function are considered. Let $R = P/Q ...