Results 31 to 40 of about 1,683,952 (323)

Maximal functions: Homogeneous curves [PDF]

open access: yesProceedings of the National Academy of Sciences, 1976
Let t → γ( t ) be a homogeneous curve in R n . For suitable f , define [unk]( f )( x ) = sup h > 0 |(
openaire   +3 more sources

Square function and maximal function estimates for operators beyond divergence form equations

open access: yes, 2012
We prove square function estimates in $L_2$ for general operators of the form $B_1D_1+D_2B_2$, where $D_i$ are partially elliptic constant coefficient homogeneous first order self-adjoint differential operators with orthogonal ranges, and $B_i$ are ...
Rosén, Andreas
core   +1 more source

Poincaré inequalities for the maximal function [PDF]

open access: yesANNALI SCUOLA NORMALE SUPERIORE - CLASSE DI SCIENZE, 2019
19 pages, 1 figure, a change in the abstract and a mistake removed. The application to $W^{1,1}$ reproduces the known results but does not improve them.
openaire   +3 more sources

Bilinear spherical maximal function [PDF]

open access: yesMathematical Research Letters, 2018
We obtain boundedness for the bilinear spherical maximal function in a range of exponents that includes the Banach triangle and a range of $L^p$ with $p<1$. We also obtain counterexamples that are asymptotically optimal with our positive results on certain indices as the dimension tends to infinity.
Barrionevo, J. A.   +4 more
openaire   +2 more sources

Examining Additional Aspects of Muscle Function with a Digital Handgrip Dynamometer and Accelerometer in Older Adults: A Pilot Study

open access: yesGeriatrics, 2020
Background: Maximal handgrip strength (HGS) could be an incomplete and unidimensional measure of muscle function. This pilot study sought to examine the relationships between maximal HGS, radial and ulnar digit grip strength, submaximal HGS force control,
Sean Mahoney   +6 more
doaj   +1 more source

Dunkl-spherical maximal function [PDF]

open access: yes, 2013
In this paper, we study the Lp-bondedness of the spherical maximal function associated to the Dunkl operators.Comment: 16 pages.
Jemai, Abdessattar
core  

RAD50 missense variants differentially affect the DNA damage response and mitotic progression

open access: yesFEBS Letters, EarlyView.
RAD50 incorporates into the MRN complex and initiates the DNA damage response. Furthermore, RAD50 promotes mitotic progression. RAD50 missense variants capable of forming an MRN complex supported the DNA damage response and mitotic features to different extents in complementation experiments, indicating these functions are separable and might impact ...
Hanna Redeker   +9 more
wiley   +1 more source

A modification of Hardy-Littlewood maximal function on Lie groups [PDF]

open access: yesAUT Journal of Mathematics and Computing
For a real-valued function $f$ on a metric measure space $(X,d,\mu)$ the Hardy-Littlewood centered-ball maximal-function of $f$ is given by the `supremum-norm':$$Mf(x):=\sup_{r>0}\frac{1}{\mu(\mathcal{B}_{x,r})}\int_{\mathcal{B}_{x,r}}|f|d\mu.$$In this ...
Maysam Maysami Sadr
doaj   +1 more source

Enteropathogenic E. coli shows delayed attachment and host response in human jejunum organoid‐derived monolayers compared to HeLa cells

open access: yesFEBS Letters, EarlyView.
Enteropathogenic E. coli (EPEC) infects the human intestinal epithelium, resulting in severe illness and diarrhoea. In this study, we compared the infection of cancer‐derived cell lines with human organoid‐derived models of the small intestine. We observed a delayed in attachment, inflammation and cell death on primary cells, indicating that host ...
Mastura Neyazi   +5 more
wiley   +1 more source

Weighted Estimates for Maximal Commutators of Multilinear Singular Integrals

open access: yesJournal of Function Spaces and Applications, 2012
This paper is concerned with the pointwise estimates for the sharp function of the maximal multilinear commutators TΣb* and maximal iterated commutator TΠb*, generalized by m-linear operator T and a weighted Lipschitz function b.
Dongxiang Chen, Suzhen Mao
doaj   +1 more source

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