Point constrained by its ordinate

How to connect to Jabber Dr. Geo discussion group

Newton-Raphson

Fibonacci spiral

Koch

Sierpinski Dragon

The cherry tree

Change the default language

Shapes recognizer

Cobweb diagram

Sequence

Sierpinski

Introduction to scripting

Script to check a quandrangle is a rectangle

Get started

Programmed sketch

DrGeo for iPad demo

Perpendicular line

Free point

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