In this paper, we show the domain of the existence of the solution on Goursat problem for quasi—linear hyperbolic equation and obtain the Theorem of the existence and uniqueness in above domain.
本文以两个自变量的拟线性双曲型方程的古尔沙问题为例，应用反函数和积分不等式证明了等价积分方程组解的存在唯一性，同时给出了解的存在区域和已知参量的依赖关系。
But whoever has undergone the intense experience of successful advances made in this domain is moved by profound reverence for the rationality made manifest in existence.
但凡是曾经在这个领域里胜利前进中有过深切经验的人，对存在中所显示出来的合理性，都会感到深挚的崇敬。
Before any provider can be built, the existence of some sort of domain-specific parser is required.
在创建任何种类的Provider之前，需要有一些特定领域的剖析器存在。
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