Professor, Department of Mathematical Sciences
University of Puerto Rico at Mayaguez

Office: OF-202
Office hours: Tue-Thu 9:00am-10:30am, 1:00pm-2:30pm

 (787) 832-4040 x 5894
portna@gmail.com, arturo.portnoy@upr.edu, arturo.portnoy1@upr.edu

"I hear and I forget. I see and I remember. I do and I understand."

"One thousand repetitions answer all questions."

Confucius (551–479 BC)


Arturo Portnoy, arturo.portnoy@upr.edu, portna@gmail.com, (787) 265-3848, (787) 832-4040 x3171