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Thursday, June 21, 2018

Ramanujan's Sum Identity

A fascinating result due to Ramanujan!


Advanced Knowledge Problem of the Week 6-21-18: A Problem involving Connected Sets [Topology]

Check out this Advanced Knowledge Problem of the Week.
Be sure to let us know how you solved it in the comments below or on social media!


Solution below.

Tuesday, June 19, 2018

Problem of the Week 6-19-18: A Polynomial Inequality [Inequalities]

Check out this Problem of the Week.
Be sure to let us know how you solved it in the comments below or on social media!


Solution below.

Thursday, June 14, 2018

Tuesday, June 12, 2018

New Video Series on Integration Tricks

Integration is a vast topic with many diverse techniques meant to help find the integrals of functions. Many delightful and elegant methods are used to tackle difficult integrals. This video series talks about a few of the less common, but still very useful, techniques. These videos cover topics such as the tangent half-angle substitution, integration with a parameter, and how symmetry in integrals can be useful.