Houjun Liu

SU-MATH53 JAN192024

Key Sequence

Notation

New Concepts

Recall also \(|z| = \sqrt{\bar{z}z}\)

Important Results / Claims

  • complex numbers, fundamentally, are a way of *multiplying in \(\mathbb{R}^{2}\)
  • scaling by reals will result in scaling up, and multiplying by complex will result in rotation.

Questions

Interesting Factoids