# Math

Keywords: Mathematics, Encryption, Chaos/Complexity, Computer Science, Logic

## About StumbleDNA ListDNA

## Fourier transform for dummies

A vague question of Kevin Lin which didn't quite fit at Mathoverflow: So ... what is the Fourier transform? What does it do? Why is it useful (both in math and in engineering, physics, etc)? (Ans...

## Learning by Simulations: Overview

## Prime Spiral -- from Wolfram MathWorld

The prime spiral, also known as Ulam's spiral, is a plot in which the positive integers are arranged in a (left figure), with indicated in some way along the spiral. In the right plot above, primes are indicated in red and composites are indicate...

## Visual Cryptography

## Logic Problems - Easy

Logic Problems - grouped by difficulty. Includes answers and hints.

## The Binomial Theorem and Pascal's Triangle

## Phasor Diagrams

## Neat Algorithms - Flocking

In this post I'll explain and demonstrate an algorithm that simulates a group of entities grouping together, illustrating something called "flocking". I think it's quite neat because the flock exhibits some complex collective intelligence when just a...

## Graduate Program in Mathematics, Study guides for Comp Exams,...

## Basic Probability Theory

## Linear Algebra Video Lecture Course

## light

## Reuleaux Wheel -- Math Fun Facts

## An Introduction to Dynamical Systems and Chaos

## Test Your "Subitizing" Ability « Wolfram Blog

Step-by-step directions to build and share a simple subitizing (rapid counting) game with Mathematica and Wolfram CDF Player. Download provided.

## Discrete Math Lecture Notes

## PSU Mathematics Department - Mathematics Software

## Elements of Abstract and Linear Algebra by Edwin H. Connell...

This is a foundational textbook on abstract algebra with emphasis on linear algebra. You may download parts of the book or the entire textbook. It is provided free online in , , , and postscript.

## Ciphers By Ritter: Cryptography and Technology

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