对角型拟线性双曲组经典解的奇性形成及其生命区间  

Formation of Singularties and Life Span of Classical Solutions To Quasllinear Hyperbolic.Systems In Diagonal Form

作　　者：孔德兴 

出　　处：《河南大学学报（自然科学版）》1993年第2期7-11,共5页Journal of Henan University:Natural Science

摘　　要：本文讨论了具非平凡紧支集小初值的对角型拟线性双曲组经典解的奇性形成及其生命区间,证明了经典解必在有限时刻内产生奇性,并给出其生命区间的精确估计。In this paper, the formation of singularities and the life span of solutions to diagonal hyperbolic systems with general eigenvalues are discussed for the Cauchy problem with nontrivial compact support small initial data.

关 键 词：生命区间 双曲型方程组 经典解 

分 类 号：O175.27[理学—数学]