Numerical integral formula of two-dimension based on optimal approximation. (English) Zbl 1030.65016
A high precision two-dimension numerical integral formula is given. The developed formula is constructed by means of an optimal binary interpolation formula given in a reproducing kernel space. An irregular node set is considered.
Reviewer: Josef Kofroň (Praha)
MSC:
65D32 | Numerical quadrature and cubature formulas |
41A55 | Approximate quadratures |
41A63 | Multidimensional problems |