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Mathematics Professor Has Paper Published


William Ma, professor of mathematics at Pennsylvania College of Technology, co-authored a paper that was published recently in a scholarly journal.

The paper, titled “Möbius Invariant Metrics Bilipschitz Equivalent to the Hyperbolic Metric,” was published in June in Conformal Geometry and Dynamics, an electronic journal of the American Mathematical Society. Co-authors of the paper are David A. Herron and David Minda, both of the University of Cincinnati.

Ma holds a doctorate and a master’s degree from the University of Cincinnati. He earned bachelor’s and master’s degrees from Northwest University. His research focuses on complex analysis. Overall, Ma has published more than 45 research papers and given more than 20 invited presentations at international and national conferences.

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