Symbol-crunching with the transfer-matrix method in order to count skinny physical creatures: FreeSAP, a Maple package that finds generating functions for counting self-avoiding polygons in the 2D square-lattice each of whose vertical cross-sections is of bounded width. To use it, download it as FreeSAP, go into Maple, type `read FreeSAP`, and follow the instructions given there.

Keywords for this software

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