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This category marks all the ICTP posts containing the pdf file of the paper/book.

Quadrature formulas with exterior nodes

1 year ago

Abstract AuthorsD.V.Ionescu Institutul de Calcul Keywords? Paper coordinatesD.V. Ionescu, Quadrature formulas with exterior nodes, (in Romanian) Stud. Cerc. Mat. (Cluj) 9 1958…

The fundamental theorem on implicit functions

1 year ago

Abstract AuthorsD.V.Ionescu Institutul de Calcul Keywords? Paper coordinatesD.V. Ionescu, The fundamental theorem on implicit functions, (in Romanian) Inst. Politehn. Cluj. Lucrari…

Representation as a double integral of the divided difference of order (m,n) of a function of two variables. II.

1 year ago

Abstract AuthorsD.V. Ionescu Institutul de Calcul Keywords? Paper coordinatesD.V. Ionescu, Representation as a double integral of the divided difference of order…

The remainder term in Adams numerical integration formula

1 year ago

Abstract AuthorsD.V. Ionescu Institutul de Calcul Keywords? Paper coordinatesD.V. Ionescu, The remainder term in Adams numerical integration formula, (Russian) Ž. Vyčisl. Mat.…

Localization of critical points in annular conical sets via the method of Nehari manifold

1 year ago

AbstractUsing the Nehari manifold method, we establish sufficient conditions such that a smooth functional attains a ground state within an…

Free-surface equatorial flows with surface tension in spherical coordinates

1 year ago

AbstractIn this paper, we determine an exact solution to the governing equations in spherical coordinates for an inviscid, incompressible fluid.…

Control of Semilinear Differential Equations with Moving Singularities

1 year ago

AbstractIn this paper, we present a control problem related to a semilinear differential equation with a moving singularity, i.e., the…

Practical methods for the numerical integration of first-order differential equations

1 year ago

Abstract AuthorsD.V. Ionescu Institutul de Calcul Keywords? Paper coordinatesD.V. Ionescu, Practical methods for the numerical integration of first-order differential equations, C.…

Generalization of a numerical derivation formula by V. N. Fadeeva

1 year ago

Abstract AuthorsDumitru V. Ionescu Institutul de Calcul Dumitru V. Ionescu Keywords? Paper coordinatesD.V. Ionescu, Generalisation d’une formule de derivation numerique…

New practical quadrature formulas

1 year ago

Abstract AuthorsDumitru V. Ionescu Institutul de Calcul Dumitru V. Ionescu Keywords? Paper coordinatesD.V. Ionescu, Nouvelles formules practique de quadrature, C.R.…

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