Blog posts

2021

TDA Packages

less than 1 minute read

Published:

Topological data analysis(TDA) is a new applied mathematics area that attracts a lot of scientists. There are many packages useful online for you to perform computation. I will list some of them below with their installation recommendation:

Fast Inverse Square Root Algorithm

5 minute read

Published:

This is a famous algorithm from Quake III. It utilizes

  • IEEE 754
  • Newton method
  • Approximation of function $log(1+x)\approx x + \mu$, where $\mu = 0.0430 $ is a mysterious term.

How to run BATS in Mac

2 minute read

Published:

Run BATS in Linux is easy, but on Mac is hard. The main problem is caused by different compliers in these two operation systems: gcc for Linux and clang for Mac. This blog will help you install and run it on Mac.