ISU Department of Mathematics

Gladly We Learn and Teach

Number Theory

Title

Project Description

RSA Code

Public key encryption

How many factors?

Number of factors of an integer; when is it a square?

The story of seven thieves

Extended Chinese Remainder Theorem

Cardinality

An opportunity to introduce cardinality, and answer questions such as: how many real numbers are there? How many polynomials with integer coefficients?

All horses are the same color

What’s wrong with this induction proof?