
...which posits the existence of INFINITE
Sheldons in an INFINITE number...
The Big Bang Theory Season 3, Episode 3

Things have been going really well
with the INFINITE persistence gyroscope.
The Big Bang Theory Season 10, Episode 19

SHELDON:
Look all the INFINITE
Mandelbrot sets.
The Big Bang Theory Season 12, Episode 19

If there are an INFINITE number
of parallel universes...
The Big Bang Theory Season 4, Episode 5