Chuck Norris knows the last digit of pi.
An infinite number of mathematicians walk into a bar. The first one orders a beer. The second one orders half a beer. The third one orders a fourth of a beer. The bartender stops them, pours two beers, and says, "You guys should know your limits."
How do you say goodbye to a calculus teacher?
Calculator!
What does the B in Benoît B. Mandelbrot stand for?
Benoît B. Mandelbrot.
Why can't atheists solve exponential equations?
Because they don't believe in higher powers.