hodograph transformations;
reductions of dispersionless hierarchies;
D O I:
10.1023/A:1021322527060
中图分类号:
O4 [物理学];
学科分类号:
0702 ;
摘要:
We present a method for constructing the S-function based on a system of first-order differential equations and use it to analyze reductions of dispersionless integrable hierarchies.