Following the question "The \bar and \overline commands" which is simply about the lengths of both, I'd like to know when to use \bar and when to use \overline from a semantically viewpoint. I always ...
Should numbers inside the text be placed inside a math environment? For example, if I am writing ...indent code by 4 spaces..., should I write it this way or ...indent code by $4$ spaces...? ...
I accustomed myself to define my own little macros for any mathematical expression I use frequently. For example, I have a macro for the expected value of a random variable: ...
I want to typeset inference rules containing tables (or arrays) in the premises. I'm using the semantic package, which sets the premises (and conclusion) in math mode, so I thought this might work: ...