<正> The concept of approximate generalized conditional symmetry(AGCS)for the perturbed evolution equa-tions is introduced,and how to derive approximate conditional invariant solutions to the perturbed equations...<正> The concept of approximate generalized conditional symmetry(AGCS)for the perturbed evolution equa-tions is introduced,and how to derive approximate conditional invariant solutions to the perturbed equations via theirAGCSs is illustrated with examples.展开更多
基金The project supported by National Natural Science Foundation of China under Grant Nos.10371098 and 10447007the Natural Science Foundation of Shanxi Province of China under Grant No.2005A13
基金The project supported by National Natural Science Foundation of China under Grant No. 10447007, the China Postdoctoral Science Foundation, and the Natural Science Foundation of Shanxi Province under Grant No. 2005A13
文摘<正> The concept of approximate generalized conditional symmetry(AGCS)for the perturbed evolution equa-tions is introduced,and how to derive approximate conditional invariant solutions to the perturbed equations via theirAGCSs is illustrated with examples.
