Results 71 to 80 of about 1,875,358 (236)

APPROXIMATING SOLUTIONS FOR A CLASS OF STOCHASTIC FRACTIONAL LINEAR QUADRATIC OPTIMAL CONTROL PROBLEMS [PDF]

open access: yesAnalele Universităţii "Constantin Brâncuşi" din Târgu Jiu: Seria Inginerie, 2018
In this paper we consider a linear quadratic control problem for a class of discretetime fractional order systems with multiplicative noise and we find lower bounds of the optimal cost and approximating solutions for the optimal control law.
Viorica Mariela Ungureanu
doaj  

Iterative Algorithms for Split Common Fixed Point Problem Involved in Pseudo-Contractive Operators without Lipschitz Assumption

open access: yesMathematics, 2019
Two iterative algorithms are suggested for approximating a solution of the split common fixed point problem involved in pseudo-contractive operators without Lipschitz assumption.
Jinzuo Chen   +2 more
doaj   +1 more source

Approximate realizations for outerplanaric degree sequences

open access: yesJournal of Computer and System Sciences
We study the question of whether a sequence d = (d_1,d_2, \ldots, d_n) of positive integers is the degree sequence of some outerplanar (a.k.a. 1-page book embeddable) graph G. If so, G is an outerplanar realization of d and d is an outerplanaric sequence.
Amotz Bar-Noy   +4 more
openaire   +4 more sources

Metastatic niche shaped by host factors influences disseminated cancer cell fate

open access: yesFEBS Letters, EarlyView.
Metastasis is shaped not only by cancer cells but also by the environments they encounter. This review explores how factors such as aging, diet, the microbiome, lifestyle, and environmental exposures remodel organ‐specific niches in the lung, liver, bone, and brain, influencing where metastatic cells survive, remain dormant, or grow, and ultimately ...
Gwennan Delyth Ward   +2 more
wiley   +1 more source

Convergence of three-step iteration for asymptotically nonexpansive mappings in CAT(0) spaces

open access: yesTạp chí Khoa học Đại học Đồng Tháp
In this paper, we introduce a three-step iteration scheme for approximating common fixed points of three asymptotically nonexpansive mappings in CAT(0) spaces.
Nguyen Trung Hieu, Le Thi Phuong
doaj   +1 more source

Approximation algorithms for multiple sequence alignment

open access: yesTheoretical Computer Science, 1994
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Vineet Bafna   +2 more
openaire   +2 more sources

Smaller is better: nanobodies meet NMR

open access: yesFEBS Letters, EarlyView.
Nanobodies are single‐domain antigen‐binding fragments derived from camelid heavy chain antibodies. Their small size, high stability, and exceptional specificity make nanobodies uniquely useful probes for NMR studies of protein dynamics, transient conformational states, and protein–protein interactions.
Oleg Y. Dmitriev
wiley   +1 more source

Approximating Propositional Calculi by Finite-valued Logics [PDF]

open access: yes, 1994
The problem of approximating a propositional calculus is to find many-valued logics which are sound for the calculus (i.e., all theorems of the calculus are tautologies) with as few tautologies as possible.
Zach, Richard, Baaz, Matthias
core   +4 more sources

Mathematical methods for the randomized non-autonomous Bertalanffy model

open access: yesElectronic Journal of Differential Equations, 2020
In this article we analyze the randomized non-autonomous Bertalanffy model where  and  are stochastic processes and  is a random variable, all of them defined in an underlying complete probability space.
Julia Calatayud   +3 more
doaj   +1 more source

DNA ligase LigE increases bacterial transformation with damaged extracellular DNA

open access: yesFEBS Letters, EarlyView.
The DNA ligase LigE from the naturally competent Gram‐negative bacterium Neisseria gonorrhoaea increases transformation with cut extracellular DNA. This process is ATP‐dependent and relies on the catalytic activity of LigE; it also requires that LigE contains an intact periplasmic localisation sequence, indicating that ligE functions in the periplasm ...
Jolyn Pan   +4 more
wiley   +1 more source

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