1: A mythical figure whom possesses math skills of a much higher level than that of an average mortal man. (Believed by some to have the ability to solve complex quadratic equations with minimal expenditure of time and/or physical exertion.)

2: One whom has the ability to go medieval on that seemingly unsolvable and obscure "The train left the station" problem's ass.
"Im not the royal duke of digits, but 31 divided by 2 doesn't exactly perplex me."
by The Math Merlin December 29, 2007
Get the The royal duke of digits mug.