Someone mythicates when he thinks he can lie and confabulate for a high purpose, but for a strange human psychological quirk, he ends up believing that those fantasies he made up are true. This happens more than often among political and religious movements leaders and thinkers.
Someone who enjoys tormenting others with maths tests, puzzles or trivia.
Often found in maths classes across the spectrum of education -behind and in front of the teacher's desk. The Sado-mathocist can be identified by their half chewed down pencil from an over-indulgent sudoku addiction, graphical calculator with worn down equals button and a generally quiet demeanour, their mind too busy with the possibilities of oncoming numerical torture.
I was about to make it through my morning physics class, until my hangover was interrupted by a sado-mathocist ambushing me with a mechanics question.