Weth, Tobias2001-12-312002-01-012002https://openscience.ub.uni-mainz.de/handle/20.500.12030/2976engInC-1.0https://rightsstatements.org/vocab/InC/1.0/510 Mathematik510 MathematicsSpectral and variational characterizations of solutions to semilinear eigenvalue problemsDissertationurn:nbn:de:hebis:77-2525