Love this Arithmetic and Geometric Sequence, Sum, Nth Term, Cheat Sheet/Foldable! This is a comprehensive guide to the Arithmetic and Geometric Series. Summation notation is included along with common difference, common ratio, nth term, sum of a finite sequence and sum of an infinite sequence.

When Infinity Is Actually a Small, Negative Fraction By Phil Plait

A Series is the sum of a sequence. Learn how to evaluate a Series, use Summation or Sigma Notation, Summation Properties, and how to re-index a summation.

It's all fun and games until someone divides by zero. Friends don't let friends divide by zero and implode the universe. Great gift or tshirt for the scientifically and mathematically conscious.

In this tutorial I’m going to take you through the process of simulating basic projectile motion using Flash and ActionScript. Our simulation will dynamically animate the initial trajectory of a.