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Software used in the course of making this book was made by the following firms: Hardware used centered on the equipment in the "Usability Lab" of the Duderstadt Center (with two flat screen monitors working together for a wide view) and on a Hewlett-Packard Pavilion f1903, with an Intel Pentium 4 Processor, 512 MB PC3200 DDR SDRAM memory, Intel Graphics Media Accelerator, 200GB hard drive and a 19 inch flat screen monitor set to highest resolution.


Institute of Mathematical Geography.  Copyright, 2005, held by authors.
Spatial Synthesis:  Centrality and Hierarchy, Volume I, Book 1.
Sandra Lach Arlinghaus and William Charles Arlinghaus