In 2020–21, Allen Yuan,
Visitor in the School of Mathematics and a recent graduate from
MIT, is studying problems in homotopy theory and algebraic
topology.
How do you describe your work to friends and family?
In January 1984, Alexander Grothendieck submitted to the French
National Centre for Scientific Research his proposal
“Esquisse d’un Programme.” Soon copies of this
text started circulating among mathematicians. A few months later,
as a first-year...
