Results 51 to 60 of about 26,373 (304)

Euler Operational Matrix of Integration and Collocation Method for Solving Functional Integral Equations [PDF]

open access: yesSahand Communications in Mathematical Analysis
In this paper, the functional Volterra integral equations of the Hammerstein type are studied. First, some conditions that ensure the existence and uniqueness of the solutions to these equations within the space of square-integrable functions are ...
Sohrab Bazm, Fatemeh Pahlevani
doaj   +1 more source

Differential difference inequalities related to parabolic functional differential equations [PDF]

open access: yesOpuscula Mathematica, 2010
Initial boundary value problems for nonlinear parabolic functional differential equations are transformed by discretization in space variables into systems of ordinary functional differential equations.
Milena Netka
doaj   +1 more source

The pyruvate generator is a common phenomenon in mitochondria from different rat and mouse brain regions

open access: yesFEBS Letters, EarlyView.
The pyruvate generator, which causes activation of respiration by extra‐mitochondrial Ca2+, is also present and functional in rat brainstem mitochondria, as it is in other brain regions. This finding is confirmed by experiments with a fully reconstituted malate–aspartate shuttle (MAS).
Grazyna Debska‐Vielhaber   +7 more
wiley   +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

Existence of solutions of an integral equation of Chandrasekhar type in the theory of radiative transfer

open access: yesElectronic Journal of Differential Equations, 2006
We give an existence theorem for some functional-integral equations which includes many key integral and functional equations that arise in nonlinear analysis and its applications.
Josefa Caballero   +2 more
doaj  

Field transformations in functional integral, effective action and functional flow equations

open access: yesNuclear Physics B
Field transformations for the quantum effective action lead to different pictures of a given physical situation, as describing a given evolution of the universe by different geometries.
C. Wetterich
doaj   +1 more source

Common Fixed Point Theorems for Contractive Mappings of Integral Type in G-Metric Spaces and Applications

open access: yesJournal of Function Spaces, 2021
Two common fixed point theorems for weakly compatible mappings satisfying contractive conditions of integral type in G-metric spaces are demonstrated. The results obtained in this paper generalize and differ from a few results in the literature and are ...
Fengrong Zhang   +2 more
doaj   +1 more source

Ubiquitination of secretory granules promotes their crinophagic degradation in Drosophila

open access: yesFEBS Letters, EarlyView.
Ubiquitination of secretory granules in Drosophila larval salivary glands is a critical molecular trigger for crinophagy, the lysosomal degradation of unreleased, or low‐quality granules. The E3 ubiquitin ligase Cnot4 is recruited to the surface of secretory granules to induce crinophagy.
Tamás Csizmadia   +6 more
wiley   +1 more source

QQ-system and non-linear integral equations for scattering amplitudes at strong coupling

open access: yesJournal of High Energy Physics, 2020
We provide the two fundamental sets of functional relations which describe the strong coupling limit in AdS 3 of scattering amplitudes in N $$ \mathcal{N} $$ = 4 SYM dual to Wilson loops (possibly extended by a non-zero twist l): the basic QQ-system and ...
Davide Fioravanti   +2 more
doaj   +1 more source

On some bessel-function integral equations

open access: yesAnnali di Matematica Pura ed Applicata, 1976
Two propositions of Bremekamp in the field of integral equations are revisited. Their common base is shown to be an elegant reciprocal relation between a pair of integral equations of Volterra type.
openaire   +2 more sources

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