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The American Mathematical Association of Two-Year Colleges |
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Tom
Osler, professor of mathematics at Rowan University, is the
author of 58 mathematical papers. In addition to teaching university
mathematics for 43 years, Tom has been competing in long distance running
races for the past 50 consecutive years. He is the author of two books
on running. Tirupathi
R. Chandrupatla is professor of mechanical engineering at Rowan
University. His areas of interest include finite-element analysis, design,
optimization, and manufacturing engineering. He is author of the books
Introduction to Finite Elements in Engineering and Optimization Concepts
and Applications in Engineering, both published by Prentice Hall and
used in universities throughout the world. He recently won a prestigious
award for his book of Indian poetry. |
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Several formulae for the inradius of various types of triangles are derived. Properties of the inradius and trigonometric functions of the angles of Pythagorean and Heronian triangles are also presented. The entire presentation is elementary and suitable for classes in geometry, precalculus mathematics and number theory. |
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