Table of contents : Front Preface Contents Chapter 1 - Vector Spaces and Matrices Chapter 2 - Orthogonal Functions Chapter 3 - The Roots of Polynomial Equations Chapter 4 - Asymptotic Expansions Chapter 5 - Ordinary Differential Equations Chapter 6 - Conformal Mapping Chapter 7 - Extremum Problems Solutions of the Exercises Books Referred to in the Text Original Works Cited in the Text Index