摘要： General solution for homogeneous Riemann problems of higher degree is considered. By introducing the concept of loop as wen as cross-point, the problem is solved in detail for the quadratic case. The cubic and the quartic ones are also analysed.
路见可. ON HOMOGENEOUS RIEMANN BOUNDARY VALUE PROBLEMS OF HIGHER DEGREE[J]. 数学物理学报(英文版), 1997, 17(1): 12-21.
La Jianke. ON HOMOGENEOUS RIEMANN BOUNDARY VALUE PROBLEMS OF HIGHER DEGREE[J]. Acta mathematica scientia,Series B, 1997, 17(1): 12-21.