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Papers published at ICTP.

The papers published by the ICTP members before or after being ICTP members are categorized as not@ictp.

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…

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.…

Critical point localization and multiplicity results in Banach spaces via Nehari manifold technique

1 year ago

AbstractIn the paper, results on the existence of critical points in annular subsets of a cone are obtained with the…

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…

A generalisation of the quadrature formule of Simpson, Newton and Milne

1 year ago

Abstract AuthorsD.V. Ionescu Institutul de Calcul Keywords? Paper coordinatesD.V. Ionescu, A generalisation of the quadrature formule of Simpson, Newton and Milne, Soobsc.…

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 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.…

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