1997

Local numerical stability of the collocation methods for Volterra integral equations

7 months ago

Abstract AuthorsI. Danciu Tibeiru Popoviciu Institute of Numerical Analysis, Romanian Academy Keywords? Paper coordinatesI. Danciu, Local numerical stability of the collocation…

A method for obtaining iterative formulas of higher order for roots of equations

7 months ago

Abstract AuthorsA. Muresan Tiberiu Popoviciu Institute of Numerical Analysis, Romanian Academy Keywords? Paper coordinatesA. C. Mureṣan, A method for obtaining iterative…

On a Chebyshev-type method for approximating the solutions of polynomial operator equations of degree 2

7 months ago

Abstract AuthorsEmil Cătinaş, Tiberiu Popoviciu Institute of Numerical Analysis, Romanian Academy Emil Cătinaş Ion Păvăloiu, Tiberiu Popoviciu Institute of Numerical…

On the closedness of sets with the fixed point property for contractions

1 year ago

Abstract It is proved by examples that there are (connected) non-closed sets with the fixed point property for contractions in…

Inhomogeneous potentials producing homogeneous orbits

1 year ago

Abstract We prove that, in general, a given two-dimensional inhomogeneous potential \(V(x,y)\) does not allow for the creation of homogeneous…

Approximation by spline functions of the solutions of a linear bilocal problem

3 years ago

Abstract AuthorsCostica Mustata “Tiberiu Popoviciu” Institute of Numerical Analysis, Romanian Academy, Romania KeywordsPaper coordinatesC. Mustăţa, Approximation by spline functions of…

Construction of Baskakov-type operators by wavelets

3 years ago

Abstract The purpose of this paper is to introduce a class of Baskakov-type operators by means of Daubechies’ compactly-supported wavelets.…

On a functional equation

3 years ago

Abstract This is a survey paper devoted to the following functional equation \[ \sum_{k\in Z}p_{k}u\left( x-k\right) =v\left( x\right) ,\ \…

A bivariate extension of the Bernstein polynomials

3 years ago

Abstract In this paper it is given an extension to two variables of the Bernstein \(B_{n,r}f\) operators and there are…

On modified Beta operators

3 years ago

Abstract In the present paper, we deal with an integral operator of beta-type \(L_{m,y}\) depending on a positive real parameter…

1997

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