Results 31 to 40 of about 15,914,423 (249)

The boundedness of Marcinkiewicz integrals commutators on non-homogeneous metric measure spaces [PDF]

open access: yesJournal of Inequalities and Applications, 2015
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Yonghui, Cao, Jiang, Zhou
openaire   +2 more sources

UNIQUE FIXED POINT THEOREMS FOR CONTRACTIVE MAPS TYPE IN T 0 -QUASI-METRIC SPACES [PDF]

open access: yes, 2014
In [2], Agyingi proved that every generalized contractive mapping defined in a q-spherically complete T 0 -ultra-quasi-metric space has a unique fixed point.
Yae ́ Ulrich Gaba
core   +1 more source

Sobolev inequality and isoperimetric inequality for submanifolds in a smooth metric measure space

open access: yes, 2023
Brendle recently proved a sharp Sobolev inequality and logarithmic Sobolev inequality for submanifolds in Euclidean space. From the sharp Sobolev inequality, he achieved a breakthrough in the conjecture of isoperimetric inequality for minimal ...
Ho, Pak-tung
core   +1 more source

Dealing with non-metric dissimilarities in fuzzy central clustering algorithms [PDF]

open access: yes, 2008
Clustering is the problem of grouping objects on the basis of a similarity measure among them. Relational clustering methods can be employed when a feature-based representation of the objects is not available, and their description is given in terms of ...
Filippone, Maurizio   +2 more
core   +1 more source

Renormalization group properties in the conformal sector: towards perturbatively renormalizable quantum gravity

open access: yesJournal of High Energy Physics, 2018
The Wilsonian renormalization group (RG) requires Euclidean signature. The conformal factor of the metric then has a wrong-sign kinetic term, which has a profound effect on its RG properties.
Tim R. Morris
doaj   +1 more source

Homogeneous Newton-Sobolev spaces in metric measure spaces and their Banach space properties [PDF]

open access: yes, 2023
In this note we prove the Banach space properties of the homogeneous Newton-Sobolev spaces $HN^{1,p}(X)$ of functions on an unbounded metric measure space $X$ equipped with a doubling measure supporting a $p$-Poincar\'e inequality, and show that when ...
Shanmugalingam, Nageswari
core   +1 more source

Boundedness of Marcinkiewicz integrals on Hardy spaces H^p over non-homogeneous metric measure spaces [PDF]

open access: yesJournal of Mathematical Inequalities, 2018
Summary: Under the assumption that \((\mathcal{X}, d, \mu)\) is a non-homogeneous metric measure space, the authors prove that the Marcinkiewicz integral operator is bounded from the molecular Hardy space \(\tilde{H}_{mb,\rho}^{p,q\gamma,\varepsilon}(\mu)\)(or the atomic Hardy space \(\tilde{H}_{atb,\rho}^{p,q,\gamma}(\mu))\) into the Lebesgue space ...
Li, Haoyuan, Lin, Haibo
openaire   +2 more sources

Commutators of multilinear $ \theta $-type generalized fractional integrals on non-homogeneous metric measure spaces

open access: yesAIMS Mathematics, 2022
<abstract><p>Let $ {\mathcal{I}_{\alpha, m}} $ be the multilinear $ \theta $-type generalized fractional integrals and $ \vec{b}_{\sigma} $ be the vector with each $ b_{\sigma_{i}} \in \widetilde{{\rm{RBMO}}}\left(\mu\right) $. The boundedness for $ {\mathcal{I}_{\alpha, m}} $ and the iterated multi-commutators $ {\mathcal{I}_{\alpha, m ...
Xiangxing Tao, Jiahui Wang
openaire   +2 more sources

Spaces of Type BLO on Non-homogeneous Metric Measure Spaces

open access: yes, 2010
Front. Math. China (to appear)
Lin, Haibo, Yang, Dachun
openaire   +2 more sources

COMMUTATORS OF MULTILINEAR SINGULAR INTEGRAL OPERATORS ON NON-HOMOGENEOUS METRIC MEASURE SPACES

open access: yesTaiwanese Journal of Mathematics, 2015
17 ...
Xie, Rulong, Gong, Huajun, Zhou, Xiaoyao
openaire   +3 more sources

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