11895 424 1 Imaginary Numbers are Real - Part 1: Introduction 11895 424 1 Math Imaginary Numbers are Real

10240 259 0 Imaginary Numbers are Real - Part 2: A Little History 10240 259 0 Math Imaginary Numbers are Real

10448 144 0 Imaginary Numbers are Real - Part 3: Cardan's Problem 10448 144 0 Math Imaginary Numbers are Real