8102 424 1 Imaginary Numbers are Real - Part 1: Introduction 8102 424 1 Math Imaginary Numbers are Real

7286 259 0 Imaginary Numbers are Real - Part 2: A Little History 7286 259 0 Math Imaginary Numbers are Real

7407 144 0 Imaginary Numbers are Real - Part 3: Cardan's Problem 7407 144 0 Math Imaginary Numbers are Real