On Dirichlet's boundary value problem for some formally hypoelliptic differnti男人可以吃阿胶吗
al operators 期刊名称： Journal of the Australian Mathematical Society
作者： Niels Jacob
年份： 1988年
期号： 第3期不定式作宾语
关键词： 35 G 15;35 H 05
摘要：For a class of formally hypoellip爱你自己
tic differential operators in divergence form we prove a generalized Grding inequality. Using this inequality and further properties of the squilinear form generated by the differential operator2022全国乙卷文综
a generaliz爱的妇产科2
ed homogeneous Dirichlet problem is treated in a suitable Hilbert space. In particular Fredholm团员活动方案
's alternative theorem is proved to be valid幸福指数排名
.
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