...a differential to solve for the area
under a CURVE?
The Big Bang Theory Season 1, Episode 1
We're getting to know each other.
There's a learning CURVE.
The Big Bang Theory Season 3, Episode 2
Now assuming the left side of a bell CURVE
peaking around the present...
The Big Bang Theory Season 4, Episode 1
This is a complex battle simulation
with a steep learning CURVE.
The Big Bang Theory Season 1, Episode 7
there was a learning CURVE,
The Big Bang Theory Season 10, Episode 5