Linear computations

Introductory remarks;Computation with approximate numbers;The principles of computational design;The solution of simulataneous equations with the method of multiplication and subtraction;The method of multiplication and subtraction with division-Method of determinants;The solution of equations with approximate methods;Relations between the coefficients;The solution of related and asociated equations;Introduction to determinants;The evaluation of determinants and determinantal ratios;The evaluation of linear forms;An introduction to the algebra of matrices;The nverse matrix and its calculation eith approximate methods;The calculation of the adjoint and inverse with the method of determinants;Problems involving the characteristic equation;Other methods;The errors of linear computations;Application to statistics;Application to non-linear problems-Concluding remarks