8858 424 1 Imaginary Numbers are Real - Part 1: Introduction 8858 424 1 Math Imaginary Numbers are Real

7859 259 0 Imaginary Numbers are Real - Part 2: A Little History 7859 259 0 Math Imaginary Numbers are Real

8038 144 0 Imaginary Numbers are Real - Part 3: Cardan's Problem 8038 144 0 Math Imaginary Numbers are Real