TY - JOUR ID - Herzog2019 LB - Herzog2019 AU - Herzog, Gerd AU - Kunstmann, Peer Chr. TI - Boundary value problems with solutions in convex sets ST - Boundary value problems with solutions in convex sets JO - Opuscula Math. JA - Opuscula Math. JF - Opuscula Mathematica PY - 2019 VL - 39 IS - 1 SP - 49 EP - 60 DO - https://doi.org/10.7494/OpMath.2019.39.1.49 UR - https://doi.org/10.7494/OpMath.2019.39.1.49 AB - By means of the continuation method for contractions we prove the existence of solutions of Dirichlet boundary value problems in convex sets. As an application we prove the existence of concave solutions of certain boundary value problems in ordered Banach spaces. KW - Dirichlet boundary value problems KW - solutions in convex sets KW - continuation method KW - ordered Banach spaces KW - concave solutions SN - 1232-9274 ER -