In order to add formula image to html manual of Eigen, we need install those softwares (OS is Microsoft Windows 10): Visual studio 2017 community with C++ development inviroment. Cmake

spyder-vim Plugin for Spyder.Install from pip.

Enviroment Windows 10 Python 3.7.3 Scrapy 1.7.3 Install scrapy Add pip install source to speed up install process. Add folder “pip” in %APPDATA% folder. Create a file “pip.ini” in the