The third part discusses a mutation-selection model introduced by Diekmann et al. (2005) concerning the competition of infinitely many species, Perthame and Souganidis’ result (2016) on stationary solutions, and related results on stream populations (Hao et al. (2019)), as well as recent progress on the time-dependent problem, including uniqueness in constrained Hamilton–Jacobi equations (Calvez et al. (2020)). weiterlesen