Dirichlet Invented this Function to Prove a Point

This Function Maps Any Interval to the Real Line (Conway's Base-13 Function)

Minimax Approximation and the Exchange Algorithm

Pick's Theorem (From Euler's Planar Graph Formula)

All Primitive Triangles have an Area of 1/2

The Riemann Zeta Function in the Integer Lattice

How Newton discovered Taylor series (but didn't tell anyone)

Newton Interpolation and Divided Differences

MSc Mathematics at The Open University

Bijective Functions and the Continuum Hypothesis

Relations and Functions: The Modern Definition of a Mathematical Function.

The Vandermonde Matrix and Polynomial Interpolation

An existence proof for arbitrarily large prime gaps.

Lagrange Interpolation

The Fundamental Theorem of Arithmetic

Padé Approximants

Set Theory | All-in-One Video

A Tour of the Real Numbers

Convex Norms and Unique Best Approximations

Convex Sets | Introduction, Definition and Examples

Approximating Functions in a Metric Space

The Lp Norm for Vectors and Functions

Normed Linear Spaces | Introduction, L1 and L2 Norms

Metric Spaces