A cow-culator! (Cue groans)
It has so many problems! -Sorry doing a whole bunch of math today and i thought of this.
because cot(0) doesn't exist ... This joke... it burns my eyes...
You use a cow-culator. Or you round them up. Or any other method the commenters want.
With a cow-culator! (Rimshot)
I'm not scared when the bull charges
I can't get pasteurize.