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  5. LOCAL SOLVABILITY OF SECOND ORDER TRANSVERSELY HYPERBOLIC LEFT INVARIANT OPERATORS ON THE HEISENBERG

LOCAL SOLVABILITY OF SECOND ORDER TRANSVERSELY HYPERBOLIC LEFT INVARIANT OPERATORS ON THE HEISENBERG

来源 :中国科学通报：英文版 | 被引量 : 0次 | 上传用户：kaizhan
【摘 要】
：
Ⅰ. INTRODUCTIONConsider the differential operators■and(a<sub>jk</sub>)is a symmetric real matrix.L<sub>x</sub> is a second order homogeneous left invariant op
【作 者】
：
崔尚斌 
【机 构】
：
DepartmentofMathematics,LanzhouUniversity,Lanzhou730000,PRC
【出 处】
：
中国科学通报：英文版
【发表日期】
：
1991年7期
【关键词】
：
HEISENBERG group local SOLVABILITY nondiscrete phenomena. Heisenberg group  loca 
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Ⅰ. INTRODUCTIONConsider the differential operators■and(a<sub>jk</sub>)is a symmetric real matrix.L<sub>x</sub> is a second order homogeneous left invariant opera-
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