5
votes
2answers
207 views

How to change the style of the braces around equation numbers in the align-environment

I would like to change the braces in the align-environment from the normal braces ( ) to rectangular braces [ ],
0
votes
0answers
51 views

Tikz Braces On Top of Image [duplicate]

I am trying to produce the following result: I've never placed tikz objects on images. Any help would be appreciated.
21
votes
3answers
605 views

Why are text format commands used inside braces?

Most commands in Latex are written with the arguments inside braces following the command: \command{arguments}. But text formatting options, like \em, or \scriptsize are usually written inside the ...
2
votes
1answer
630 views

Bringing the (square) brackets to the same height

Consider the .tex extract from below: \begin{equation*} A=U\Lambda U^T=\left[\begin{array}{ccc} & & \\ u_1 & \cdots & u_n \\ & & ...