Abstract

Richard S. Varga, Chebyshev semi-discrete approximations for linear parabolic problems, Linear Operators and Approximation (P. L. Butzer, J.-P. Kahane, B. Sz.-Nagy, eds. ), pp. 452-460, ISNM 20, Birkhauser Verlag, Basel and Stuttgart, 1972. MR 51, 9506; MR 52, 14763. Zbl. 253.41012.