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Dan

AoPS Math and Physics Instructor / Marshall Scholar

Hey there! My name's Dan, and my passion is helping people develop a deeper, more intuitive understanding of math and physics. When I was in college, there were many times where one of my classmates would ask the professor a question, the professor would give an unhelpful reply, and I would sit there frustrated that they had completely misunderstood the heart of my classmate's question. I realized that I had a knack for understanding the specific obstacle a person was encountering with und...

algebra 1


algebra 2


calculus


differential equations


geometry


physics


prealgebra


precalculus


probability


Spanish


trigonometry


Python