Results 71 to 80 of about 671,043 (291)

On convergence of double sequences of functions [PDF]

open access: yes, 2014
In this work, we deal with various kinds of convergence for double sequences of functions with values in R. We introduce the concepts of uniformly convergent and uniformly Cauchy sequences for double sequences of functions and show the relation ...
Sever, Yurdal, Dündar, Erdinç
core  

On asymptotically double lacunary statistically equivalent sequences

open access: yes, 2009
This work presents the following definition which is a natural combination of the definition for asymptotically equivalent, double statistically limited and double lacunary sequences.
Esi, Ayhan
core   +1 more source

Rate preservation of double sequences under l-l type transformation

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2002
Following the concepts of divergent rate preservation for ordinary sequences, we present a notion of rates preservation of divergent double sequences under l-l type transformations.
Richard F. Patterson
doaj   +1 more source

Modulation of Homer1 EVH1 domain internal dynamics by putative autism‐associated mutations

open access: yesFEBS Letters, EarlyView.
The putative autism‐associated M65I and S97L variants of the EVH1 domain of the postsynaptic scaffold protein Homer1 do not exhibit substantial changes in their overall structure or partner binding. Both of them, but especially the M65I variant, show altered internal dynamics relative to the wild‐type domain on the μs‐ms timescale, indicated by the ...
Fanni Farkas   +6 more
wiley   +1 more source

On $\mathcal{I}_2$-Cauchy Double Sequences in Fuzzy Normed Spaces

open access: yesCommunications in Advanced Mathematical Sciences, 2019
In this paper, we investigate relationship between $\mathcal{I}_2$-convergence and $\mathcal{I}_2$-Cauchy double sequences in fuzzy normed spaces. After, we introduce the concepts of $\mathcal{I}_2^{*}$-Cauchy double sequences and study relationships ...
Erdinç Dundar, Muhammed Recai Türkmen
doaj  

The ubiquitin‐proteasome system and autophagy as guardians of the cellular proteome

open access: yesFEBS Letters, EarlyView.
This Perspective covers the three principles governing the crosstalk between the ubiquitin‐proteasome system and autophagy in cellular proteostasis: (1) a shared ubiquitin code routing substrates via shuttle factors or autophagy receptors; (2) spatial compartmentalization into phase‐separated degradation hubs and organelle‐specific modules (exemplified
Ivan Dikic
wiley   +1 more source

DNA sequences classification and computation scheme based on the symmetry principle

open access: yes, 2009
The DNA sequences containing multifarious novel symmetrical structure frequently play crucial role in how genomes work. Here we present a new scheme for understanding the structural features and potential mathematical rules of symmetrical DNA sequences ...
Xiao-Gang Song, Wen-Yuan Qiu
core  

The ? ?-statistically convergent double sequences in fuzzy normed spaces

open access: yes, 2019
We introduce double ? -statistically convergent sequences and double ? -statistically Cauchy sequences in the fuzzy normed spaces. We study [V,? ] and [C,1]-summabilities for double sequences.
Kişi, Ömer
core   +1 more source

An unexpected alternative viologen electron mediator site in tungsten‐containing formate dehydrogenase

open access: yesFEBS Letters, EarlyView.
An unexpected alternative interaction site for ethyl viologen was identified in formate dehydrogenase 1 from Methylorubrum extorquens. Combined mutagenesis, kinetic analysis, and docking revealed that aromatic residues near an iron–sulfur cluster enable flavin mononucleotide‐independent electron transfer, offering a framework for engineering improved ...
Eleni G. Poloniataki, Yong Hwan Kim
wiley   +1 more source

Generalized Fermat, Double Fermat and Newton Sequences

open access: yes, 2013
[[abstract]]In this paper, we discuss the relationship among the generalized Fermat, double Fermat, and Newton sequences. In particular, we show that every double Fermat sequence is a generalized Fermat sequence, and the set of generalized Fermat ...
Du, Bau-Sen; Huang, Sen-Shan; Li, Ming-Chia
core  

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