
They can't FUNCTION without me.
The Big Bang Theory Season 4, Episode 3

I feel like an inverse tangent FUNCTION
that's approaching an asymptote.
The Big Bang Theory Season 2, Episode 13

Uh-- Me, too. It's comforting to know that
she and I are able to FUNCTION as friends.
The Big Bang Theory Season 9, Episode 9

- Stuck?
- What part of "inverse tangent FUNCTION...
The Big Bang Theory Season 2, Episode 13

And what is my FUNCTION as wingman?
The Big Bang Theory Season 3, Episode 12