
Hi, I'm Jarell.
I'm a math student at Harvard and a quant researcher at Katana. Read more about my qualifications here.
These days, I mostly write about probability, games, and the unexpected tools that bring them together. So, a ton of experiments, theories, and simulations.
I release my work and projects in an email newsletter. I'd love for you to follow along by subscribing below.
Integer Tiles: Unveiling the Rectangle's Inner Workings
Here's a simple-sounding challenge. Problem. Imagine that you have a number of rectangles, each of which has at least one integer side. If they come together to tile a larger rectangle, must it also have one integer side? It looks like high school combinatorics, but at the 1985 Summer Meeting

Square One: The Chess Principles You Need to Start Winning
Chess is seen as a game of strategy. A mental battle between two genius minds. A reflection of one's thinking ability. But if you ever played it yourself, you'd know that chess has nothing to do with IQ. There are \(10^{10^{50}}\) ways a game can play out. Each

Exam Theory: How to Learn and Revise for Perfect Grades
There's a good chance you prepare for exams poorly. I say this because most students don't learn how to learn. They default to what feels natural, to what their peers are doing, or to what their teachers tell them to do. But it's possible to do so much better. Imagine
