Questions tagged [mathrm]

Can I use \mathrm{} without putting it again when I go to another line? For example, I write: \mathrm{x+2 = 2 \Rightarrow } \\\ \mathrm{\Rightarrow x = 0} Which means: [tex]\mathrm{x+2 = 2} \\ \\ \mathrm{\Rightarrow x = 0}[/tex] But I would like…

How to distinguish variables and unit symbols in LaTeX? Should I write something like $$222\mathrm{K}$$ instead of $$222K$$ and something like $$\int\;...\;\mathrm{d}\mu(x)$$ instead of the same with $$...\;d\mu(x)?$$ Is \mathrm the best way to…