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Announcing Geometry Expressions 2.0
This major upgrade includes the following features:
Conics - Parabola, Ellipse and Hyperbola, defined by equation or by foci, or by incidence constraints.
Trace - allows you to display whole families of shapes at once
CAS support - We have expanded the list of supported CAS's to incorporate the TI-nspire
Annotation - we allow you to create inert distance and angle symbols, which are neither input nor output, but simply annotation.
Much more!
Upgrade now for only
$39
!
Copyright 2008
Saltire Software
Geometry Atlas
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Journal of Symbolic Geometry