Differential Equations & Applications · Volume 5, Issue 3 On sensitivity of quasilinear elliptic boundary value problems using Friedrichs constant 05-23 Pages 367-375 DOI 10.7153/dea-05-23 Downloads Short PDF Full PDF PNG Authors Karl Dvorsky Joachim Gwinner Keywords quasilinear elliptic equation perturbations Friedrichs inequality Subject classes 35J62 35B20