!! used as default html header if there is none in the selected theme.
This module is a classical exercise of plane geometry. The server generates a random plane curve (cartesian, parametrized or polar according to the initial choice), and present its equation as well as a drawing. And you will be asked to compute the equation of the tangent or normal line of the curve at a given point.This exercise accepts several configuration parameters which determine the aspect and the level of difficulty of the problem asked. The most recent version
Please take note that WIMS pages are interactively generated; they are not ordinary HTML files. They must be used interactively ONLINE. It is useless for you to gather them through a robot program.