Piecewise Padé-approximation of \(e^{-x}\) on \([0,\infty)\).

DOI10.1016/0021-9045(84)90136-9zbMath0528.41009OpenAlexW2011414623MaRDI QIDQ787041

Hans-Ulrich Opitz, Karl Scherer

Publication date: 1984

Published in: Journal of Approximation Theory (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/0021-9045(84)90136-9

zbMATH Keywords

exponential functionupper boundslower boundsPade- approximationpiecewise approximationpointwise error

Mathematics Subject Classification ID

Approximation by rational functions (41A20) Padé approximation (41A21)

Related Items

On the rational approximation of \(e^{-x}\) on [0,\(\infty)\)

Cites Work

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• Relative rational approximation of the function \(e^x\)
• On the conjecture of Meinardus on rational approximation of \(e^ x\)
• Zur rationalen Approximierbarkeit von \(e^{-x}\) über \([0, \infty)\)
• Chebyshev rational approximations to \(e^{-x}\) in \([0,+\infty)\) and applications to heat-conduction problems
• Rational Approximation to e -x . II
• Rational approximation to \(e^{-x}\)

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