A square bracket '[' with a double vertical line
348
How to look up a symbol or identify a letter from a math alphabet or other character?
136601
\bordermatrix with brackets [ ] instead of parentheses ( )
125608
what is [] brackets in .net?
69272
braces over matrix
139030
Bold brackets in equations
153184
If a matrix is written with a double bar instead of square brackets, is there any significance?
48813
Cite in square brackets
1625
LaTeX: optional arguments with square brackets
96350
How to enclosure a text block into big square brackets?
118280
Is double square brackets [[ ]] preferable over single square brackets [ ] in Bash?
32756
When one should use spacing line \quad or \,
146668
What does square bracket [] mean in the below code?
89472
How can I write multi line equations with alignment in inline math mode?
46446
What's the difference between dot syntax and square bracket syntax?
53601
How to make double overline with less vertical displacement
90864
Numbered align with bracket
125500
\mid, | (vertical bar), \vert, \lvert, \rvert, \divides