A Functional Equation from British Math Olympiads 2009
12:45
Simplifying a Viewer Suggested Algebraic Expression
8:47
A Functional Equation from Samara Math Olympiads
16:24
a functional equation
11:07
A Fun Polynomial Equation
8:29
A Curious Functional Equation | Math Olympiads
14:19
This Equation Changed Functional Equations Forever
11:13
A fun functional equation!!
12:10