SL(2,R) Action Viewer
![action viewer](https://sites.cns.utexas.edu/sites/default/files/styles/os_files_large/public/geometry_lab/files/action-viewer.jpg?m=1640313871&itok=4XFQVeDW)
Tool designed to help visualize the action of matrices on RP1. A is a matrix in the representation of a Triangle Group.
Searching for Intervals (Linear Expansion)
Intervals for the (3,3,4)-Triangle Group
Searching for Intervals (Image Patching)
![image patching](https://sites.cns.utexas.edu/sites/default/files/styles/os_files_large/public/geometry_lab/files/image-patching.jpg?m=1640314049&itok=I5iXadaC)