Eduardo L. Ortiz

Numerical approximation of partial differential equations : selection of papers presented at the International Symposium on Numerical Analysis, held at the Polytechnic University of Madrid, September 17-19, 1985

Eduardo L. Ortiz, 1987 .

The Tau Method

Eduardo L. Ortiz, E. Ortiz, 1969 .

Approximation of eigenvalues defined by ordinary differential equations with the Tau method

Eduardo L. Ortiz, K. M. Liu, 1983 .