To access your Certificate choose the short course you attended.
A broad look at elliptic partial differential equations, Enrico Valdinoci
Introduction to Mathematical Control Problems, Luz de Tereza
Nonlocal Hénon equation in $R^N$, Alexander Quaas
The geometry of level sets, Julie Clutterbuck
Spontaneously stochastic solutions, Alexei A. Mailybaev
Regularity results for elliptic equations involving regional fractional Laplacian, Mouhamed Fall