主题：几何直观地介绍广义相对论的时空以及大爆炸模型 （0） -- changshou

1)thank you for this wonderful series, I have to read it many times, with some thing learned each time.

2) I hope you can write something similar about gauge field theory, in a 几何直观 way;

3) If I may suggest you to get onto weibo.com, or you may have one account there already, there are quite few Chinese physics there active posting

now,

a very good writing as in the below

[PDF]

歷險記

edba.ncl.edu.tw/sa/pdf.file/ch/c091/c091p054.pdf

在負曲率的鞍面上，同樣的動作會讓泳者向東移動。這兩個例子的動畫，. 請參見http://physics.technion.ac.il/~avron。 在彎曲時空中游動，可以用一個比較簡單的例子 ...