{array} is an environment used in {math-mode}. It can be useful when aligning terms.

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“]” not working [duplicate]

I tried to compile something like the following but it is not compiling: $$ \begin{array}{ccc} [u,v]=0&,&\text{if bla}\\ [u,v]=0&,&1 \end{array} $$ I also tried ...
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Question about the underbrace in combination with the array

I'm trying to use the \underbrace option, and I kind of managed to make it work with the following code: \begin{equation} \begin{array}{rcl} \left(\Lambda_1 \Lambda_2\right)^T G \left(\Lambda_1 ...
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“[” Square bracket Curiosities in an array environment [duplicate]

I am aware of the fact all of the following examples are in fact not the right way of doing whatever they do. But, I came across these examples by playing around with the code that WinEdt produces for ...
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svmono array padding

The svmono class (available here) butchers spacing inside arrays; compare \documentclass{svmono} \begin{document} $\begin{array}{|l|} text \end{array}$ \end{document} to the same in the article ...
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How to make equal width columns?

Based on Leo's answer but I removed one column and replaced the \big) with a vertical rule. Now I want to make all columns have the same width. How to do this? \documentclass{article} ...