CURVILINEAR-E .- Level: intermediate ; Language: English Easy Viewing Plane Analytic Geometry, The best way of really learning while solving problems from the most simple up to for example finding the line-equations of the heights of a triangle, or the equation of the line through the intersections of two circles, Or the extended equation of the circle passing by three given points. This is a software for the person who really wants to learn Plane Analytic Geometry (PAG), or for the person who loves seeing the mathematics invocrated in PAG. Admits two types of input: either mouse or keyboard Curvilinear is intuitively easy to use. No manuals needed. You may appreciate this software in: www.geocities.com/computopiaccc also in: www.geocities.com/VirtualDynamicsSoft Operating System: Windows. Minimum requirements: Windows 95, Processor: DX4 - 486 / 100 Mhz RAM: 8 Mb, Hard Disk Space: 2 MB, Mouse, Video: 256 SVGA card