Today's soundtrack is Insomnium: Above the Weeping World, a melodic death metal album. Today, I'm staring the final unit of the final module of this course. Hooray, hooray! This lesson is about function notation (not to be confused with factorial notation). We begin by reviewing relations and functions. Relations are sets of numbers that go … Continue reading 05.09.2019: Function Notation and Operations, 1/4: Function Notation