When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. An imaginary number is a number that, when squared, has a negative result. Essentially, an ...

The imaginary number takes mathematics to another dimension. If the square root of +1 is both +1 and -1, then what is the square root of -1? The imaginary number takes mathematics to another dimension ...

Melvyn Bragg and his guests discuss imaginary numbers - important mathematical phenomena which provide us with useful tools for understanding the world. Show more Melvyn Bragg and his guests discuss ...