Results 101 to 110 of about 3,271,968 (288)

Inherited Fuzzy Interpolation Based on the Inherited Lower-upper Factorization

open access: yesFuzzy Information and Engineering, 2014
In this paper, a new scheme is proposed to find the fuzzy interpolation polynomial. In this case, the nodes are crisp data and the values are fuzzy numbers.
M.A. Fariborzi Araghi, A. Fallahzadeh
doaj   +1 more source

Fuzzy Adaptive Control for Fractional Nonlinear Systems with External Disturbances and Unknown Control Directions

open access: yesJournal of Mathematics, 2020
In this paper, the problem of fuzzy adaptive control of unknown nonlinear fractional-order systems with external disturbances and unknown control directions is studied.
Yeguo Sun, Yihong Liu, Ling Li
doaj   +1 more source

SynNotch Receptors for Visualizing Immunoreceptor Force Transmission and Downstream Signaling In Vivo

open access: yesAdvanced Science, EarlyView.
A mechanically activated SynNotch reporter platform enables detection of force transmission through receptors as they mediate immune cell interactions. Targeting CD40 on B cells and TCR on T cells records force‐induced reporter activation across 2D coculture, 3D organoid, and implanted in mice, which also reveal force‐amplification of immune receptor ...
Menglan Li   +9 more
wiley   +1 more source

Fine Spectra of Upper Triangular Triple-Band Matrices over the Sequence Space ()

open access: yesAbstract and Applied Analysis, 2013
The fine spectra of lower triangular triple-band matrices have been examined by several authors (e.g., Akhmedov (2006), Başar (2007), and Furken et al. (2010)). Here we determine the fine spectra of upper triangular triple-band matrices over the sequence
Ali Karaisa, Feyzi Başar
doaj   +1 more source

Jordan Isomorphisms of Upper Triangular Matrix Rings

open access: yes, 2013
[[abstract]]Let R be a 2-torsionfree ring with identity 1 and let Tn(R), n ⩾ 2, be the ring of all upper triangular n × n matrices over R. We describe additive Jordan isomorphisms of Tn(R) onto an arbitrary ring and generalize several results on this ...
Liu, Cheng-Kai; Tsai, Wan-Yu
core  

Jordan forms of completions of partial upper triangular matrices

open access: yes, 1992
The possible Jordan forms of completions of a matrix prescribed in its upper triangular part are studied. It is shown that there always exists a nonderogatory completion for such a matrix.
Shalom, Tamir, Rodman, Leiba
core   +1 more source

Atmospheric Water Harvesting Through Polymer Hydrogel Sorbents: Materials Chemistry, Design Strategies, and Applications

open access: yesAdvanced Science, EarlyView.
Polymer‐based hydrogels have emerged as promising materials for atmospheric water harvesting (AWH) due to their high water affinity, tunable network structure, and excellent moisture adsorption‐desorption performance. Functional hydrogel systems enable efficient water capture and controlled release under low‐energy conditions, offering a sustainable ...
Swagata Datta   +6 more
wiley   +1 more source

Darboux transformation of symmetric Jacobi matrices and Toda lattices

open access: yesFrontiers in Applied Mathematics and Statistics
Let J be a symmetric Jacobi matrix associated with some Toda lattice. We find conditions for Jacobi matrix J to admit factorization J = LU (or J = 𝔘𝔏) with L (or 𝔏) and U (or 𝔘) being lower and upper triangular two-diagonal matrices, respectively.
Ivan Kovalyov, Oleksandra Levina
doaj   +1 more source

The Minimum Number of Idempotent Generators of an Upper Triangular Matrix Algebra

open access: yesJournal of Algebra, 1998
The authors prove the main result of the paper: The minimum number \(\nu=\nu(U_m(R))\) such that the \(m\times m\) upper triangular matrix algebra \(U_m(R)\) over an arbitrary commutative ring \(R\) can be generated as an \(R\)-algebra by \(\nu\) idempotents, is given by \[ \nu(U_m(R))=\begin{cases}[\log_2m]+1,\quad &\text{if }m=2,3,4;\\ [\log_2m ...
Kelarev, A.V   +2 more
openaire   +1 more source

Macrophage RSAD2 Couples mtDNA Synthesis With a Self‐Amplifying Inflammatory Circuit to Orchestrate Tissue Repair

open access: yesAdvanced Science, EarlyView.
Macrophage RSAD2 dually regulates CMPK2—the rate‐limiting enzyme for mitochondrial DNA synthesis—by suppressing its ubiquitination and promoting its phosphorylation via Csnk2a2 recruitment. This amplifies mtDNA production, which simultaneously activates a cGAS‐STING‐IRF3‐RSAD2 feedforward loop and the NLRP3 inflammasome, driving a self‐sustaining ...
Haomiao Yuan   +16 more
wiley   +1 more source

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