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QGauss2 () | |
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QGauss2 () |
2-Point-Gauss quadrature formula, exact for polynomials of degree 3.
Reference: Ward Cheney, David Kincaid: "Numerical Mathematics and Computing". For a comprehensive list of Gaussian quadrature formulae, see also: A. H. Strout, D. Secrest: "Gaussian Quadrature Formulas"