Remarks on Rational Approximations of Multiple Power Series
- 1 April 1977
- journal article
- Published by Oxford University Press (OUP) in IMA Journal of Applied Mathematics
- Vol. 19 (3) , 281-293
- https://doi.org/10.1093/imamat/19.3.281
Abstract
The z-transform supplies a definition of rational approximations to multiple power series similar to Watson's (1974) using the εalgorithm. We discuss the properties of these approximants and we give some examples in particular for accelcrating convergence in quadrature problems.Keywords
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