On near-best discrete quasi-interpolation on a four-directional mesh
Autores:D. Barrera, M. J. Ibáñez Pérez, Paul Sablonnière , D. Sbibih
Localización:Journal of computational and applied mathematics, ISSN 0377-0427, Vol. 233, Nº 6, 2010 (Ejemplar dedicado a: Special Functions, Information Theory, and Mathematical Physics. Special issue dedicated to Professor Jesus Sanchez Dehesa on the occasion of his 60th birthday), págs. 1470-1477