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Some numerical integration formulae over triangles and squares with a 1/r singularity. (English) Zbl 0502.65011

65D32 Numerical quadrature and cubature formulas
41A55 Approximate quadratures
30E20 Integration, integrals of Cauchy type, integral representations of analytic functions in the complex plane
Full Text: DOI
[1] Brebbia, C.A.; Walker, S., Boundary element techniques in engineering, (1980), Newnes-Butterworths London · Zbl 0444.73065
[2] Cristescu, M.; Loubignac, G., ()
[3] Zienkiewicz, O.C., The finite element method in engineering science, (1971), McGraw-Hill London · Zbl 0237.73071
[4] Stroud, A.H., Approximate calculation of multiple integrals, (1971), Prentice-Hall Englewood Cliffs, USA · Zbl 0379.65013
[5] Brown, K.M., ()
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