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math.FA2012★ 2 cited
On The Sum Of A Sobolev Space And A Weighted -Space
Pavel Shvartsman
Let and let be a homogeneous Sobolev space. For an arbitrary Borel measure on we give a constructive characterization of the space $L^1_p(R^n)+L_p(R^n;…
math.FA2012★ 2 cited
Sobolev -functions on closed subsets of
Pavel Shvartsman
For each we give intrinsic characterizations of the restriction of the homogeneous Sobolev space to an arbitrary finite subset of . The trace criterion…