y25
library is composed of 3 mayor parts:
y25.base
defines the general framework for working with
layered graphs.y25.layout
adds layout information to layered graphs.y25.view
adds functionality to display layered graphs
using OpenGL.
The y25.graphics
package has linear algebra and OpenGL tools.
Finally, the y25.io
packacke provides means to read and write
layered graphs in the GML format.