[OS X TeX] Latex symbol for "define equal"

Themis Matsoukas tmatsoukas at icloud.com
Sat Aug 18 07:21:57 EDT 2018

What is the accepted symbol in math for “equal by definition” and how to get in latex? I have been using \equiv but I have seen “:=“, equal sign with a triangle on top, or “def” on top of =. 


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