Leonhard Euler Hats

Description: Euler gamma function, a famous function generalizing the notion of factorial for natural numbers, and of great use in solving some kind differential equations.

Description: Euler gamma function, a famous function generalizing the notion of factorial for natural numbers, and of great use in solving some kind differential equations.

Description: Also know as Euler's identity. It combines the numbers 0, 1, pi, e, and i in one equation.

Description: An integral equation, involving two famous functions, Riemann Zeta function and Euler gamma function.

Description: This old map gift is perfect for anyone who loves geography!

Description: Also know as Euler's identity. It combines the numbers 0, 1, pi, e, and i in one equation.