[jerrytsai]

Help with the joke? I understood the mathematician and the physicist, but not the engineer. What stereotype is being invoked?

[JKCalhoun]

Pretty sure it's just mathematicians and physicists dumping on engineers. ;-)

[byteshock]

Cause engineers are bad at math because you don’t really need to be good at math to write good code.

[c3534l]

9 is a prime the same way that 1/0 is +Inf.