AUCTeX mode is great; less well known is CDLaTeX mode, which has a lot of quick abbreviations for mathematical symbols, etc. I'm a huge fan: https://staff.fnwi.

AUCTeX mode is great; less well known is CDLaTeX mode, which has a lot of quick abbreviations for mathematical symbols, etc. I'm a huge fan: https://staff.fnwi.uva.nl/c.dominik/Tools/cdlatex/cdlatex.el https://staff.fnwi.uva.nl/c.dominik/Tools/cdlatex/cdlatex.el