On the accuracy of pseudospectral differentiation
Abstract For various grids on a finite interval we measure the accurarcy of pseudospectral (collocation) differentiation matrices using two parameters.…
Marangoni and gravity flows in thin liquid layers
Abstract The paper presents a comparison between the experimental and caculated data for the Marangoni-type flow, in competition with the…
Surface mobility of surfactant solutions. XI Numerical analysis for the Marangoni and the gravity flow in a thin liquid layer of triangular section
Abstract The numerical calculation method of the “simplex” finite elemente in applied to the Marangoni flow undergone by the surfactant…
Accurate spectral solutions to a phase-field transition system
Abstract The paper is mainly concerned with numerical approximation of solutions to the phase-field transition system (Caginalp’s model), subject to…
Surface mobility of surfactant solutions XII. Remarks concerning the Marangoni flow through an inclined surface canal
Abstract The Marangoni flow of an incompressible viscous fluid through an inclinde canal having triangular section and a free liquid/gas…
A Chebyshev-Galerkin method for fourth order problems
Abstract ? Authors I. S. Pop Babeș-Bolyai University, Faculty of Mathematics and Informatics C.I. Gheorghiu Tiberiu Popoviciu Institute of Numerical Analysis…
Laguerre collocation solutions vs. analytic results for singular semilinear BVPs on the half line
Abstract We make use of two Laguerre collocation techniques as a way to illustrate, deepen or extend some analytic results…
Numerical simulation of rain-runoff process within the Zalău drainage, at the Sărmăşag gauging point
Abstract We use the rainfall-runoff model of Nielsen and Hansen in order to study the daily rates of flow at…
The shooting method in establishment of concentration profiles in diffusive boundary layer
Abstract A viscous incompressible fluid reacts chemically with a rotating disk. We establish the diffusion equation in the boundary layer…
Marangoni flow -induced by temperature gradients- against gravity forces
Abstract In the present work a comparison in made between the authors experimental and numerically calculated data obrained in studying…