On some weight functions admitting (0, 2) quadrature formulae with a high algebraic degree of precision |
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Authors: | Dimitar K. Dimitrov |
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Affiliation: | 1. Institute of Mathematics, Bulgarian Academy of Science, 1113, Sofia, Bulgaria
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Abstract: | The purpose of this paper is to find a class of weight functions μ for which there exist quadrature formulae of the form (1) $$int_{ - 1}^1 {mu (x) f(x) dx approx sumlimits_{k = 1}^n {(a_k f(x_k ) + b_k f''(x_k ))} }$$ , which are precise for every polynomial of degree 2n. |
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