By using the inner boundary conditions, a kind of boundary value problem of three dimensional partial differential equations with discontinuous coefficients is transformed into a variational and functional one so that a difficult problem is simplified.
By using the inner boundary conditions, a kind of boundary value problem of three dimensional partial differential equations with discontinuous coefficients is transformed into a variational and functional one so that a difficult problem is simplified.
摘要通过使用内边界条件，使一类具有间断系数的三维偏微分方程的边值问题的解法能够转化为变分与泛函极值问题的解法，使复杂方程问题简单化。