numerical derivative

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On some formulas for numerical differentiation

Abstract AuthorsD.V. Ionescu (Institutul de Calcul) Dumitru V. Ionescu (1901-1985) Keywords? Paper coordinatesD.V. Ionescu, Sur quelques formules de dérivation numérique. (French) Bull. Math.…

Divided differences and derivatives

Abstract AuthorsT. Popoviciu Institutul de Calcul Keywords? Paper coordinatesT. Popoviciu, Différences divisées et dérivés, Mathematica (Cluj), 1(24) (1959) no. 2, pp. 297-319 (in…