On This Site. . .	About Professor Etgen Class Portraits through 2009 Transitivity - Occasional Papers on the Mathematics of Transport Geography Transit Service at ARC - A Historical Look at Transit Service at American River College Conceptual Algebra Manipulatives - Activities, movies and simulations all within MyOpenMath
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The pursuit of excellence in the face of adversity is invariably matched by the glory of the result.

© 1999 by Benjamin Etgen
This page last updated September 14, 2013.
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