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Po-Shen Loh

mathematician

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combinatorics pandemic management problem-solving contact tracing mathematics education

Po-Shen Loh is an American mathematician specializing in combinatorics. Loh teaches at Carnegie Mellon University, and from 2014 to 2023 served as the national coach of the United States' International Mathematical Olympiad team. He is the founder of educational websites Expii and Live, and lead developer of contact-tracing app NOVID.

Across 1 conversation, Po-Shen Loh ranges across combinatorics, pandemic management, problem-solving. Po-Shen Loh's Novid app uses Bluetooth for anonymous contact tracing, aiming to reduce COVID-19 spread more effectively than traditional apps. Math Olympiads score participants on a 42-point scale, emphasizing problem-solving skills over rote answers.

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Novid app's use of Bluetooth for contact tracing is designed to minimize battery usage, outperforming Apple's system.

#183Po-Shen Loh: Mathematics, Math Olympiad, Combinatorics & Contact Tracing

Loh's approach to teaching math emphasizes live problem-solving to engage students and enhance creativity.

#183Po-Shen Loh: Mathematics, Math Olympiad, Combinatorics & Contact Tracing

The Novid app leverages social feedback loops to increase user engagement and adoption.

#183Po-Shen Loh: Mathematics, Math Olympiad, Combinatorics & Contact Tracing

Loh's election circuit design aims to improve fairness by allowing a candidate to beat N/2 opponents.

#183Po-Shen Loh: Mathematics, Math Olympiad, Combinatorics & Contact Tracing

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Po-Shen Loh: Mathematics, Math Olympiad, Combinatorics & Contact Tracing

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Mathematical Olympiad

by Mathematical Association of America

International Mathematical Olympiad

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problem-solving

combinatorics pandemic management problem-solving contact tracing mathematics education