User Manual for Myself
Some common thing to use this template from https://github.com/Huxpro/huxpro.github.io
Header1
Use Latex：$$T_n=2^n-1$$ (in a new line), then the output is:
\[T_n=2^n-1\]
Or use Latex inline like \\( T_n=2^n-1 \\), then the output is: \( T_n=2^n-1 \)
Header2
You can use url with ...
