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A Biological ESTEEM module in the Epidemiology Category. This worksheet implements an SIR (Susceptible/ Infected/ Resistant) model of epidemiology for vector-borne diseases.

Writing an Interactive Mathematics Text

In this article, we explain what we mean by an "interactive mathematics text"; we describe its goals, contents, and pedagogical methods; and we explain the thinking that went into in writing our text, Visual Linear Algebra.

Hyperbolic Geometry

A module for studying lines, circles, and triangles in the hyperbolic plane

Loci Volume 1

Table of Contents for Loci Volume 1, July 2008 through December 2009.

Biological Cellular Automata Laboratory

This Biological ESTEEM module in the Developmental Biology Category includes linear cellular automata and 2D cellular automata. Users can choose from a set of popular rules or define their own.

Average Value of a Hand-Drawn Function

This mathlet provides an innovative tool that allows the user to sketch a function with the mouse in order to examine some common issues and misconceptions about the average value of a function.

The Connected Curriculum Project

This is an article about the contents and use of the Duke Connected Curriculum Project interactive mathematics materials.

One-D Spectral Tools (Fourier and Wavelet)

Java applets and related activities demonstrating the spectral (frequency-space) representation of data (signals) using the Fourier or wavelet base functions. It is part of the Statistics Online Computational Resource (SOCR).

Row Reduction Microworld

This module, based on Mathwright Microworld technology, provides a simple row reduction calculator to investigate properties of systems of equations or matrices over the rationals.

Evolution of a Computer Application

An article about the process of producing a computer software system for mathematical research or instruction