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Pointwise simultaneous convergence of extended Lagrange interpolation with additional knots
1992
Mathematics of Computation
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In numerical analysis it is important to construct interpolating polynomials approximating a given function and its derivatives simultaneously. The authors define some new good interpolating matrices with "many" nodes close to the endpoints of the interval and also give error estimates.
doi:10.1090/s0025-5718-1992-1134723-x
fatcat:p4xwdxyom5esnecnut4grecx4y