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math.NA2021
Spline Quadrature and semi-classical orthogonal Jacobi Polynomials
Helmut Ruhland
A theory of spline quadrature rules for arbitrary continuity class in a closed interval with arbitrary nonuniform subintervals based on semi-classical orthogonal Jacobi po…
math.NA2019
Quadrature rules for and splines, a recipe
Helmut Ruhland
Closed formulae for all Gaussian or optimal, 1-parameter quadrature rules in a compact interval [a, b] with non uniform, asymmetric subintervals, arbitrary number of nodes per subi…