Chia-ch'i‘s Web page

The primary purpose of this website is to motivate me to write about life, thoughts, and learning observations.

learning how to learn powerful mental tools to help you master tough subjects

45 minute read

UCLA online learning how to learn powerful mental tools to help you master tough subjects

3 minute read

虎头蛇尾…

2 minute read

A small concept in discrete mathematics

5 minute read

进度条…(2/8)

4 minute read

The article contains three proofs.