An Unabridged, Digitally Enlarged Printing To Include: Complex Numbers - Theorems On Roots Of Equations - Constructions With Ruler And Compasses - Cubic And Quartic Equations - The Graph Of An Equation - Isolation Of Real Roots - Solution Of Numerical Equations - Determinants, Systems Of Linear Equations - Symmetric Functions - Elimination, Resultants And Discriminants - Fundamental Theorem Of Algebra - Answers To Questions - Index