Recently P. Etingof, E. Frenkel, and D. Kazhdan, following
earlier contributions by R. Langlands and J. Teschner, described an
“analytic” approach to the geometric Langlands correspondence, in
which the main ingredients are quantum states and...
In the past decade convex integration has been established
as a powerful and versatile technique for the construction of weak
solutions of various nonlinear systems of partial differential
equations arising in fluid dynamics, including the Euler and...