Vertical Bar Symbol
Vertical bar symbol.
Format  Display  Data 

Image  Download SVG ↓  
TeX 


Unicode   

Usage
Magnitude  Notation
To vertical bars on either side of a vector represent taking the magnitude or length of that vector
Absolute Value  Notation
The notation for taking the absolute value is two vertical lines on either side of the expression being evaluated.
Determinant  Notation
The syntax for a determinant is to vertical bars on either side of the matrix.