Bulletin of the
Korean Mathematical Society
BKMS

ISSN(Print) 1015-8634 ISSN(Online) 2234-3016

Article

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Bull. Korean Math. Soc. 2015; 52(5): 1445-1465

Printed September 30, 2015

https://doi.org/10.4134/BKMS.2015.52.5.1445

Copyright © The Korean Mathematical Society.

Spectral approximations of attractors for convective Cahn-Hilliard equation in two dimensions

Xiaopeng Zhao

Jiangnan University

Abstract

In this paper, the long time behavior of the convective Cahn-Hilliard equation in two dimensions is considered, semidiscrete and completely discrete spectral approximations are constructed, error estimates of optimal order that hold uniformly on the unbounded time interval $0\leq t<\infty$ are obtained.

Keywords: spectral methods, convective Cahn-Hilliard equation, global attractor, error estimates

MSC numbers: 65M60, 65N35