1. On a class of m-point boundary value problems Creator: Luca, Rodica Format: bez média and svazek Type: model:article and TEXT Subject: differential system, boundary condition, positive solution, and fixed point theorem Language: English Description: We investigate the existence of positive solutions for a nonlinear second-order differential system subject to some m-point boundary conditions. The nonexistence of positive solutions is also studied. Rights: http://creativecommons.org/publicdomain/mark/1.0/ and policy:public