You should use \text if you are writing text (i.e. not math, but words) and \mathrm if you are writing math, but with Roman letters. In fact, \mathrm is of extremely limited utility because of the …

In many cases here, your text and math is set in a sans serif font (for screen readability, I guess). Using \mathrm in this case causes the argument to appear in a roman font (with serifs), …

What is the difference between \text, \textrm, \textnormal, and \mbox (and possibly other commands commonly used to produce text in math mode)? Various (La)TeX tutorials teach …

Jul 5, 2011 · Can you explain me what is the difference between \\textrm{} and \\mathrm{} when they are used in math mode. In what context one is preferred over the other?

I don't think that using \text is the ideal solution. I think we need to differentiate math mode from text mode. That's all. For me \text should only have portions of text that, because of its nature …

Jan 19, 2019 · The \text command is defined by the amsmath package. The purpose is to be able to write words or phrases in math mode. It's quite similar to \mbox but has the advantage that …

What’s the difference between \mathrm and \operatorname? I am a beginner of latex, and am always having a hard time differentiate these commands since they seem always produce the …

About \textbf vs. \bfseries: There is no real difference, except that the latter will not read the text as argument and therefore work with verbatim content, but there you hardly use bold font …

I think it eventually boils down to: What font should textual subscripts have depending (or not depending) on the outer text mode (rm vs sf, up vs it, bf vs md, …)? Which, in my eyes, is less …

You will see the difference between \text (which switches to the current text font) and \textnormal (which switches to the document default font) if you test it at a point where the current text font …