@unpublished{10_5802_pmihes_28, author = {Hubert Lacoin}, title = {The localization transition for the directed polymer in a random environment is smooth}, journal = {Publications Math\'ematiques de l'IH\'ES}, year = {2026}, publisher = {IHES}, doi = {10.5802/pmihes.28}, language = {en}, note = {Online first}, }