Underline text in LaTeX: Short tutorial - LaTeX-Tutorial.com
text formatting - Double underline, one of them dashed - Super User
aj on Twitter: "✓ Markdown support for bold italic, underlined text PS: Let me know if there's any other markdown I should be supporting beyond what's already in there https://t.co/CrVnQOgLt6" / Twitter
How to Underline Text in the Gutenberg Editor - ThemeSkills
How easy is it to format text with LaTeX? - Quora
mathematics - How would I underline an equation with a curly brace and an explanation? - TeX - LaTeX Stack Exchange
Subscript after \underline in math mode - TeX - LaTeX Stack Exchange