You are here

Loci Browse Articles

Displaying 271 - 280 of 323

This applet supplements the authors' "Gutter Problem" material, but can be used to generally study properties and forms of quadratic functions, both analytically and graphically.

A tribute to one of our authors, who died suddenly and unexpectedly while his second JOMA contribution was in preparation.

An article in which the focus-locus, focus-directrix, and cone-slicing descriptions of ellipses are related by way of the space-time geometry of special relativity.

The curve traced out on a baseball by its seam has many symmetries. This article explores the class of closed spherical curves with the same symmetries, which we call generalized baseball curves.

This utility uses the free Flash player plug-in resident in most browsers to allow the user to plot parametrically defined surfaces in cylindrical coordinates. Many examples and directed exercises are included.

An article on Group Explorer, a system that uses graphical representations of groups to build intuition.

A mathlet to sketch a derivative function by hand or by recording slopes of tangent lines.
In this article, a very simple model is used to describe and generate many types of seashell shapes.
A Biological ESTEEM module in the Ecology Category. This worksheet simulates the population growth of two interacting species.
This is a Developers' Area article about the JOMA wiki and about creating and using wikis in general.