Some comparison, symmetry and monotonicity results for Carnot-Carathéodory spaces

zbMath1017.35121MaRDI QIDQ5954455

Dong Ye, Yuxin Ge

Publication date: 4 February 2002

Published in: Advances in Differential Equations (Search for Journal in Brave)

zbMATH Keywords

symmetrymonotonicitydifferential inequalitiescomparison resultsCarnot-Carathéodory metric space

Mathematics Subject Classification ID

Sobolev spaces and other spaces of ``smooth functions, embedding theorems, trace theorems (46E35) Partial differential inequalities and systems of partial differential inequalities (35R45) Maximum principles in context of PDEs (35B50) Degenerate elliptic equations (35J70) Oscillation, zeros of solutions, mean value theorems, etc. in context of PDEs (35B05) Subelliptic equations (35H20)

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