Deterministic components in the light curve amplitude of Y Oph6 years agoAbstractAbout two decades after the discovery of the amplitude decline of the light curve of the classical Cepheid Y Oph,…
Biperiodic orbital period modulation of the W UMa binary system CK Bootis6 years agoAbstractA study of the orbital period variation of the W UMa system CK Bootis is made using an extended observational…
Orbital period modulation of the eclipsing binary system ER Vulpeculae: Real or not?6 years agoAbstractThe reanalysis of the timing data of the binary system ER Vulpeculae revealed the superposition of a relatively slow increasing…
Detection of low level periodic signals through enhanced self-correlation method. The case of ER Vulpeculae6 years agoAbstractThe self-correlation (SC) method proposed three decades ago by Percy, Jakate and Matthews is a complementary time series analysis method…
On an Aitken-Steffensen-Newton type method6 years agoAbstract We consider an Aitken-Steffensen type method in which the nodes are controlled by Newton and two-step Newton iterations. We…
A survey on the high convergence orders and computational convergence orders of sequences6 years agoThis is the first paper which surveys the rigorous definitions and relations of convergence orders (the Q-orders; the C-orders; the…
FEM and/or BEM for numerical simulation of Marangoni flow6 years agoAbstractThe aim of this work is the numerical study of Marangoni effect using three different methods. They are a finite…
Application of the Jacobi-Davidson method to accurate analysis of singular linear hydrodynamic stability problems6 years agoAbstractThe aim of this paper is to show that the Jacobi–Davidson (JD) method is an accurate and robust method for…
Electrical Conductivity of Vitreous 75%V2O5−25%(As2O3·B2O3)6 years agoAbstractIn this note we present a study of semiconducting properties of vitreous 75%V2O5-25% which contains two glass former oxides namely…
On spectral properties of some Chebyshev-type methods. Dimension vs. structure6 years agoAbstractThe aim of the present paper is to analyze the non-normality of the matrices (finite dimensional operators) which result when some…