About the Authors
Ximena Catepillán is a Professor of Mathematics at Millersville University of Pennsylvania. Her research areas include Operator Theory, and Ethnomathematics with an emphasis on the mathematics and science of the Pre-Columbian Americas. In 1993 she developed the course "Mathematics in non-European Cultures" for non-mathematics and science majors. She travels to Mexico with the course every summer, focusing on the mathematics and science of the Maya. Ximena was an associate profesor of mathematics at Universidad de Magallanes, Punta Arenas, Chile before moving to the United States.
Waclaw Szymanski is a Professor of Mathematics at West Chester University of Pennsylvania. He received his M.A. in Mathematics from the Jagiellonian University in Krakow, Poland. He then received his Ph.D. and later D.Sc. from the Institute of Mathematics, Polish Academy of Sciences. His main research areas are the Theory of Operators in Hilbert Spaces and Operator Algebras. He is also interested in Ethnomathematics - in particular, in Pre-Columbian Americas. His interests include languages (Latin, Polish, Spanish, Russian), piano playing, and traveling.
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1. Interactive Calendar Round: http://www.getflashy.com/stuff/cal_round.html
2. Maya Exploration Center: http://www.mayaexploration.com/index.php
3. Pictographic Maya Calendar Converter: