TY - GEN A1 - Wachsmuth, Daniel A1 - Wachsmuth, Gerd T1 - A simple proof of the Baillon-Haddad theorem on open subsets of Hilbert spaces T2 - Journal of Convex Analysis Y1 - 2024 UR - https://opus4.kobv.de/opus4-UBICO/frontdoor/index/index/docId/32474 UR - https://www.heldermann.de/JCA/JCA30/JCA304/jca30059.htm VL - 30 IS - 4 SP - 1319 EP - 1328 ER -