A Higher-Order Hardy-Type Inequality in Anisotropic Sobolev Spaces
Author(s) -
Paolo Secchi
Publication year - 2012
Publication title -
international journal of differential equations
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.324
H-Index - 20
eISSN - 1687-9651
pISSN - 1687-9643
DOI - 10.1155/2012/129691
Subject(s) - mathematics , sobolev space , mathematical analysis , boundary (topology) , hardy space , domain (mathematical analysis) , type (biology) , order (exchange) , sobolev inequality , pure mathematics , space (punctuation) , inequality , boundary value problem , ecology , linguistics , philosophy , finance , economics , biology
We prove a higher-order inequality of Hardy type for functions in anisotropic Sobolev spacesthat vanish at the boundary of the space domain. This is an important calculus tool for the study ofinitial-boundary-value problems of symmetric hyperbolic systems with characteristic boundary
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