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TRACE AND TRACE LIFTING THEOREMS IN WEIGHTED SOBOLEV SPACES

2005; Cambridge University Press; Volume: 4; Issue: 04 Linguagem: Inglês

10.1017/s1474748005000150

1475-3030

Hajer Bahouri, Jean-Yves Chemin, Chao-Jiang Xu,

Advanced Mathematical Physics Problems

we prove in this work the trace and trace lifting theorems for the sobolev spaces associated with a system of hörmander's vectors fields of order 2. the case of non-degenerate characteristic points for left invariant vector fields on the heisenberg group is also studied.