【摘要】 研究一类退化Hessian商方程斜边值问题，通过选取适当的辅助函数，利用极大值原理和基本对称函数的性质，在■和一般结构条件下得到该方程当f依赖于x和Du时解的全局梯度估计.更多还原

【Abstract】 The oblique boundary value problem of degenerate Hessian quotient equations is studied.By choosing an appropriate auxiliary function, utilizing the maximum principle and the properties of basic symmetric functions, the global gradient estimation of the solution of the equation when f depends on x and Du is obtained under ■ and general structural conditions.更多还原