The transonic flow problem is an important one in fluid dynamics or gas dynamics. Local solvability of the mixed problem of Chaplygin's hodograph equation in hyperbolic bounded domains near the degenerate line is considered by using abc method.

中文翻译：

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抛物线简并线附近双曲域中Chaplygin正弦图方程的混合问题

跨音速流动问题是流体动力学或气体动力学中的一个重要问题。使用abc方法考虑了简并线附近双曲有界域中Chaplygin的hodograph方程混合问题的局部可解性。