Subtracting out complex singularities in numerical integration

Author:
F. G. Lether

Journal:
Math. Comp. **31** (1977), 223-229

MSC:
Primary 65D30

DOI:
https://doi.org/10.1090/S0025-5718-1977-0423768-2

MathSciNet review:
0423768

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Abstract: This paper is concerned with the numerical approximation of definite integrals over , in which the function *f* to be integrated has isolated singularities near . Complex variable techniques are used to study the effectiveness of the method of subtracting out complex singularities.

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Additional Information

DOI:
https://doi.org/10.1090/S0025-5718-1977-0423768-2

Keywords:
Complex singularities,
quadrature,
subtracting out singularities

Article copyright:
© Copyright 1977
American Mathematical Society