Numerical Analysis and Its Applications Second International Conference, NAA 2000 Rousse, Bulgaria, June 11-15, 2000. Revised Papers

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 A. R. Ansari,A. F. HegartyandG. I. Shishkin AnAlgorithmBasedonOrthogonalPolynomialVectors forToeplitzLeastSquaresProblems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27 M. VanBarel, G. Heinig andP. Kravanja FromSensitivityAnalysistoRandomFloatingPointArithmetics– ApplicationtoSylvesterEquations. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35 A. Barraud, S. LesecqandN. Christov ConstructionofSeminumericalSchemes: ApplicationtotheArti?cialSatelliteProblem . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42 R. Barrio StabilityAnalysisofParallelEvaluationofFiniteSeries ofOrthogonalPolynomials . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51 R. Barrio andP. Yalamov OnSolvingLarge-ScaleWeightedLeastSquaresProblems. . . . . . . . . . . . . . . . . . 59 V.