ProfOmarMath

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A Problem from My Research!

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Putnam Exam 2005 B1

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Math Subject GRE: Problem 37 on ETS Practice, GR1268 #37

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Math Subject GRE: Lin Alg Fast!

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Catalan Numbers | Generating function and closed form. Collaboration with @ProfOmarMath!

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Mobius Inversion | CHMMC 2013 with @MuPrimeMath and @ProfOmarMath

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Determinant of the Exponential of a Matrix

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How I Make Exams

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Generating Series | Explicit Formula

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Which Polynomials Satisfy This?

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Can't Do Math Research Without This! The Online Encyclopedia of Integer Sequences

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Putnam Exam 2016 A1

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Math with Tahoe!!

0:14:07

Indian Math Olympiad 2014 #2 | A floor problem amenable to experimentation

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Nonstandard Math Induction

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A Rewarding Putnam Integral

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SURPRISING Limit Techniques!!

0:11:59

Putnam Exam 2014 A3

0:11:38

When Mathematician Meets Finance. A Funny Story of Me With My Friend!

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How I Make Math Contest Problems

0:22:12

Partition Identities | Generating Functions 2

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Putnam Exam 2019 A2 | Incenter, Median and Angles

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Putnam Exam 1990 A3 | Lattice Pentagons

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Putnam Exam 1986 A1 | Maximization Under Constraint