Two complementary approaches of the periodicity detection in astronomical time series7 months agoAbstract Estimation of the statistical significance of the peaks appearing in the spectra of various astronomical time series is essential…
Extension of the Newton quadrature formula7 months agoAbstract AuthorsD. V. Ionescu Institutul de Calcul P. Pavel Keywords? Paper coordinatesD. V. Ionescu, P. Pavel, Extension de la formule de quadrature…
Chebfun approximation to structure of positive radial solutions for a class of supercritical semi-linear Dirichlet problems7 months agoAbstract We use the Chebfun programming package to approximate numerically the structure of the set of positive radial solutions for…
Accurate Chebfun solutions to third-order nonlinear BVPs on the half-line. Applications in boundary layer theory8 months agoAbstract The paper is devoted to obtaining accurate numerical solutions to some third-order nonlinear boundary problems on the real semi-axis…
Generative 3D Cardiac Shape Modelling for in-silico Trials9 months agoAbstract We propose a deep learning method to model and generate synthetic aortic shapes based on representing shapes as the…
Fixed point results for non-self operators R₊^{m}-metric spaces9 months agoAbstract The purpose of this paper is to discuss some problems of the fixed point theory for non-self operators on…
Fixed Point Results and the Ekeland Variational Principle in Vector B-Metric Spaces9 months agoAbstract In this paper, we extend the concept of b-metric spaces to the vectorial case, where the distance is vector…
Szász–Mirakjan–Durrmeyer operators defined by multiple Appell polynomials9 months agoAbstract The paper aims at approximating functions through a sequence of linear positive operators of continuous type. First we define…
A fixed-point approach to control problems for Kolmogorov type second-order equations and systems9 months agoAbstract In this paper, the second-order differential equations and systems of Kolmogorov type are defined. With reference to population dynamics…
Iterative schemes for coupled flow and transport in porous media -Convergence and truncation errors12 months agoAbstract Nonlinearities of coupled flow and transport problems for partially saturated porous media are solved with explicit iterative L-schemes. Their…