USEMO sign-ups are open

I'm happy to announce that sign-ups for my new olympiad style contest, the United States Ersatz Math Olympiad (USEMO), are open now! The webpage for the USEMO is (where sign-ups are posted). The US Ersatz Math Olympiad is a proof-based competition open to all US middle and high school students. Like many competitions, its… Continue reading USEMO sign-ups are open

Some things Evan is working on for 2019

With Christmas Day, here are some announcements about my work that will possibly interest readers of this blog. OTIS V Applications Applications for OTIS V are open now, so if you are an olympiad contestant interested in working with me during the 2019-2020 school year, here is your chance. I'm hoping to find 20-40 students… Continue reading Some things Evan is working on for 2019