A Visual, Intuitive Guide to Imaginary Numbers
Imaginary numbers always confused me. Like understanding e, most explanations fell into one of two categories:
- It’s a mathematical abstraction, and the equations work out. Deal with it.
- It’s used in advanced physics, trust us. Just wait until college.
Gee, what a great way to encourage math in kids! Today we’ll assault this topic with our favorite tools:
Surprising Uses of the Pythagorean Theorem
Crowd Favorites
Math & Numbers
- Mental math shortcuts, adding 1-100
- Understanding exponents and the natural log
- Div, Curl, Flux, Gradient and other Vector Calculus topics
Programming & Web Development
- Site speedups with HTTP caching, gzip compression
- Understanding Rails, Web debugging, and Javascrtipt
- Swap bytes with XOR, byte order, unicode
