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Pade approximants.
Book
...Encyclopedia of mathematics and its applications ;...
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Padé Approximants [E-Book] /
...Encyclopedia of Mathematics and its Applications ;...

Full text 
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Pade approximants. 1. Basic theory.
Book
...Encyclopedia of mathematics and its applications ;...
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Pade approximants. 2. Extensions and applications.
Book
...Encyclopedia of mathematics and its applications ;...