Abstract. The existence of a generalized Gaussian Birkhoff quadrature formula is shown for incidence matrices of pyramidal structure which contain no odd non-bottom sequence in the interior rows. It extends a result of Dyn and Jetter in [2].
AMS Subject Classification
(1991): 41A55; 65D32
Keyword(s):
Birkhoff interpolation,
Gaussian quadrature formula
Received March 29, 1994. (Registered under 5610/2009.)
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