![math mode - Drawing absolute value bars around a fraction with different height of numerator and denominator - TeX - LaTeX Stack Exchange math mode - Drawing absolute value bars around a fraction with different height of numerator and denominator - TeX - LaTeX Stack Exchange](https://i.stack.imgur.com/WtCVC.gif)
math mode - Drawing absolute value bars around a fraction with different height of numerator and denominator - TeX - LaTeX Stack Exchange
![math mode - Drawing absolute value bars around a fraction with different height of numerator and denominator - TeX - LaTeX Stack Exchange math mode - Drawing absolute value bars around a fraction with different height of numerator and denominator - TeX - LaTeX Stack Exchange](https://i.stack.imgur.com/fR9Eo.gif)
math mode - Drawing absolute value bars around a fraction with different height of numerator and denominator - TeX - LaTeX Stack Exchange
![math mode - vertical bar for absolute value and conditional expectation - TeX - LaTeX Stack Exchange math mode - vertical bar for absolute value and conditional expectation - TeX - LaTeX Stack Exchange](https://i.stack.imgur.com/xchBu.png)