A mathematics professor at Pennsylvania College of Technology was invited by two Chinese institutes of higher education to give presentations this summer.

On June 27, William Ma offered a talk titled “Hyperbolic metric in geometric function theory” at Beihang University in Beijing. On July 22, he presented “Hyperbolic metric and convex functions” at Yulin College in Yulin.

Ma earned a doctorate in mathematics from the University of Cincinnati, as well as a master’s degree. 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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