ultracontractivity;
super log Sobolev inequality;
Nash type inequality;
Orlicz-Sobolev inequality;
semigroups of operators;
Dirichlet form;
heat kernel;
infinite-dimensional torus;
HEAT KERNELS;
UPPER-BOUNDS;
ULTRACONTRACTIVITY;
OPERATORS;
D O I:
10.4064/cm137-2-4
中图分类号:
O1 [数学];
学科分类号:
0701 ;
070101 ;
摘要:
We prove the equivalence of Nash type and super log Sobolev inequalities for Dirichlet forms. We also show that both inequalities are equivalent to Orlicz Sobolev type inequalities. No ultracontractivity of the semigroup is assumed. It is known that there is no equivalence between super log Sobolev or Nash type inequalities and ultracontractivity. We discuss Davies Simon's counterexample as the borderline case of this equivalence and related open problems.
机构:
Beijing Normal Univ, Sch Math, Beijing 100875, Peoples R China
Swansea Univ, Swansea SA2 8PP, W Glam, WalesBeijing Normal Univ, Sch Math, Beijing 100875, Peoples R China
机构:
Univ Roma La Sapienza, Dipartimento Matemat, Piazzale A Moro 2, I-00185 Rome, ItalyUniv Roma La Sapienza, Dipartimento Matemat, Piazzale A Moro 2, I-00185 Rome, Italy
d'Ancona, Piero
Maheux, Patrick
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h-index: 0
机构:
Univ Orleans, MAPMO, UMR 6628, Dept Math, BP 6759, F-45067 Orleans 2, FranceUniv Roma La Sapienza, Dipartimento Matemat, Piazzale A Moro 2, I-00185 Rome, Italy
Maheux, Patrick
Pierfelice, Vittoria
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h-index: 0
机构:
Univ Orleans, MAPMO, UMR 6628, Dept Math, BP 6759, F-45067 Orleans 2, FranceUniv Roma La Sapienza, Dipartimento Matemat, Piazzale A Moro 2, I-00185 Rome, Italy
机构:
Sorbonne Univ, Tour 25,5e Stage Boite 247,4 Pl Jussieu, F-75252 Paris 05, FranceSorbonne Univ, Tour 25,5e Stage Boite 247,4 Pl Jussieu, F-75252 Paris 05, France
Mustapha, Sami
Sifi, Mohamed
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h-index: 0
机构:
Univ Tunis El Manar, Fac Sci Tunis, Lab Anal Math & Applicat LR11ES11, Tunis 2092, TunisiaSorbonne Univ, Tour 25,5e Stage Boite 247,4 Pl Jussieu, F-75252 Paris 05, France
机构:
Univ Toulouse, Inst Math Toulouse, F-31062 Toulouse, France
Univ Toulouse, CNRS, Inst Univ France, UMR 5219, F-31062 Toulouse, FranceUniv Toulouse, Inst Math Toulouse, F-31062 Toulouse, France
Bakry, Dominique
Bolley, Francois
论文数: 0引用数: 0
h-index: 0
机构:
Univ Paris 09, CNRS, CEREMADE, UMR 7534, F-75016 Paris, FranceUniv Toulouse, Inst Math Toulouse, F-31062 Toulouse, France
Bolley, Francois
Gentil, Ivan
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h-index: 0
机构:
Univ Lyon 1, CNRS, Inst Camille Jordan, UMR 5208, F-69622 Villeurbanne, FranceUniv Toulouse, Inst Math Toulouse, F-31062 Toulouse, France
Gentil, Ivan
Maheux, Patrick
论文数: 0引用数: 0
h-index: 0
机构:
Univ Orleans, CNRS, Mapmo, UMR 6628, F-45067 Orleans, FranceUniv Toulouse, Inst Math Toulouse, F-31062 Toulouse, France