A theorem on quadratic forms
Original title (in French)Un thèoréme sur les formes quadratiques Abstract AuthorsDumitru V. Ionescu Dumitru V. Ionescu Keywords? Paper coordinatesD.V. Ionescu,…
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Relations between polynomials defined by certain recurrence relations
Abstract AuthorsD.V. Ionescu Institutul de Calcul Keywords? Paper coordinatesD.V. Ionescu, Relations entre polynomes définis par certaines relations de récurrence, (French) Matematica,…
Some problems in finite geometry
Original title (in French)Quelques problèmes de géométire finie Abstract AuthorsDumitru V. Ionescu Dumitru V. Ionescu Keywords? Paper coordinatesD.V. Ionescu, Quelques…
Extension of a functional equation by M. Th. Angheluţă to functions of two variables
Abstract AuthorsDumitru V. Ionescu Dumitru V. Ionescu Keywords? Paper coordinatesD.V. Ionescu, Extension d’une équation fonctionnelle de M. Th. Angheluţă à…
About a mechanical quadrature formula
Original title (in Romanian)Despre o formulă de cuadratură mecanică Abstract AuthorsD.V. Ionescu Tiberiu Popoviciu Institute of Numerical Analysis Keywords? Paper…
Integration of a partial differential equation arising in the problem of calculating thermal stresses in the boiling tubes of forced-flow boilers and radiant boilers
Abstract AuthorsD.V. Ionescu (Mathematics Section of the Cluj Branch of the R.P.R. Academy) Dumitru V. Ionescu L. Németi (Mathematics Section…
Quadrature formulas with exterior nodes
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
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.
Abstract AuthorsD.V. Ionescu Institutul de Calcul Keywords? Paper coordinatesD.V. Ionescu, Representation as a double integral of the divided difference of order…
Free-surface equatorial flows with surface tension in spherical coordinates
Abstract In this paper, we determine an exact solution to the governing equations in spherical coordinates for an inviscid, incompressible…