Jacobi method solver and Conjugate Gradient method solver.
Youtube: https://youtu.be/rBOZNeJZ6xo
Bilibili: https://www.bilibili.com/video/BV1354y1U7w9/
https://forum.taichi.graphics/
advection.py, stable_fluid.py
http://developer.download.nvidia.com/books/HTML/gpugems/gpugems_ch38.html