httprover's 2nd blog: Does LaTeX Contain a "such that" Symbol?
Nomenclatures - Overleaf, Online LaTeX Editor
Delta-equal to symbol - TeX - LaTeX Stack Exchange
Approximately equivalent symbol? - TeX - LaTeX Stack Exchange
How to write a union symbol in LaTeX 2023
TeX and Typography on Twitter: "How to put "def" on top of an equal sign to denote equal-by-definition. \stackrel{\text{def}}{=} https://t.co/I5uFGh2bss" / Twitter