Computing with Short Step Quadrant Models (including Examples 4.3, 4.5, and 4.6)

Code to generate the groups, orbit sums, and diagonal expressions for the short step quadrant models with finite group.
Requirements: None

Examples 4.3 and 4.5 (NSEW Walks)

Example 4.6 (A Zero Orbit Model)

Diagonal Expressions for all Short Step Quadrant Models

Separated into the families studied in Chapters 4, 6, and 10