Note on Rational Interpolants

(整期优先)网络出版时间:1993-03-13
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Inthisnotewepresentaconstructiveproofofsymmetricaldeterminantalformulasforthenumeratoranddenominatorofanordinaryrationalinterpolant,considertheconfluencecaseandgivenewdeterminantalformulasoftherationalinterpolantbymeansofLagrange’sbasisfunctions.