搜索结果: 1-1 共查到“偏微分方程其他学科 Different Notions of Symmetry of Differential Equations”相关记录1条 . 查询时间(0.093 秒)
A Discussion on the Different Notions of Symmetry of Differential Equations
Discussion Different Notions of Symmetry of Differential Equations
2011/1/19
A discussion is presented, within a simple unifying scheme, about dif-ferent types of symmetry of PDE’s, with the introduction and a precise characterization of the notions of “standard” and “weak” co...