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

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…

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…

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

1 year ago

Abstract AuthorsD.V. Ionescu Institutul de Calcul Keywords? Paper coordinatesD.V. Ionescu, Generalisation d’une formule de derivation numerique de V.N. Fadeeva, (French) Ann. Polon.…

New practical quadrature formulas

1 year ago

Abstract AuthorsD.V. Ionescu Institutul de Calcul Keywords? Paper coordinatesD.V. Ionescu, Nouvelles formules practique de quadrature, C.R. Acad. Sci. Paris, t.…

Numerical integration of second-order differential equations

1 year ago

Abstract AuthorsD.V. Ionescu Institutul de Calcul Keywords? Paper coordinatesD.V. Ionescu, Numerical integration of second-order differential equations. (French) Mathematica (Cluj) 6…

The representation of the generalized divided difference by a definite integral, in the case of simple knots. I

1 year ago

Abstract AuthorsD.V. Ionescu Institutul de Calcul Keywords? Paper coordinatesD.V. Ionescu, The representation of the generalized divided difference by a definite integral,…

The representation of the generalized divided difference of a function by a definite integral in the case of multiple nodes. II

1 year ago

Abstract AuthorsD.V. Ionescu, Institutul de Calcul Dumitru V. Ionescu Keywords? Paper coordinatesD.V. Ionescu, The representation of the generalized divided differences…

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