One-parameter semigroups for linear evolution equations. One-parameter semigroups for linear evolution equations Finite difference methods for nonlinear evolution equations Variational methods and nonlinear evolution equations Xian xing fa zhan fang cheng de dan shu ban qun/: One-parameter semigroups for linear evolution equations, Xian xing fa zhan fang cheng de dan shu ban qun =: One-parameter semigroups for linear evolution equations/ Global well-posedness for solutions of some nonlinear evolution equation Xian xing fa zhan fang cheng de dan shu ban qun =: One-parameter semigroups for linear evolution equations /