Results 71 to 80 of about 899,728 (285)

Elementary triangular matrices and inverses of k-Hessenberg and triangular matrices

open access: yesSpecial Matrices, 2015
We use elementary triangular matrices to obtain some factorization, multiplication, and inversion properties of triangular matrices. We also obtain explicit expressions for the inverses of strict k-Hessenberg matrices and banded matrices. Our results can
Verde-Star Luis
doaj   +1 more source

Photonic Generation of Triangular-Shaped Waveform With Tunable Symmetry Factor Based on Two Single-Drive Mach-Zehnder Modulator

open access: yesIEEE Photonics Journal, 2020
An approach to generating triangular-shaped waveform with variable symmetry based on two single-drive Mach-Zehnder Modulator is proposed and analyzed. By setting the bias state of modulators, the rotation angle of polarization controller, phase shift of ...
Chuangye Wang   +7 more
doaj   +1 more source

Multiplicity Preserving Triangular Set Decomposition of Two Polynomials [PDF]

open access: yes, 2011
In this paper, a multiplicity preserving triangular set decomposition algorithm is proposed for a system of two polynomials. The algorithm decomposes the variety defined by the polynomial system into unmixed components represented by triangular sets ...
Cheng, Jin-San, Gao, Xiao-Shan
core  

Revisiting Stability Criteria in Ball‐Milled High‐Entropy Alloys: Do Hume–Rothery and Thermodynamic Rules Equally Apply?

open access: yesAdvanced Engineering Materials, Volume 27, Issue 6, March 2025.
The stability criteria affecting the formation of high‐entropy alloys, particularly focusing in supersaturated solid solutions produced by mechanical alloying, are analyzed. Criteria based on Hume–Rothery rules are distinguished from those derived from thermodynamic relations. The formers are generally applicable to mechanically alloyed samples.
Javier S. Blázquez   +5 more
wiley   +1 more source

Triangular wheel locomotion mechanism [PDF]

open access: yes, 1972
Triangular wheel and suspension vehicle is described which can scale obstacle higher than its own ...
Hryniewiecki, E.
core   +1 more source

Experimental Evaluation of 100Cr6 Steel Microindented Surfaces Under Lubricated Nonconformal Point Contacts

open access: yesAdvanced Engineering Materials, EarlyView.
The tribological behavior of 100Cr6 steel spheres textured via Vickers microindentation is evaluated under lubricated sliding by varying both dimple size and density. Fine and dense textures significantly reduce friction across all lubrication regimes, while large dimples increase it.
Farideh Davoodi   +3 more
wiley   +1 more source

Triangular

open access: yes, 2011
[ES] Definición del término Triangular en el diccionario Dicter. [EN] Definition of the word Triangular in the dictionary Dicter.
openaire   +3 more sources

New Similarity of Triangular Fuzzy Number and Its Application

open access: yesThe Scientific World Journal, 2014
The similarity of triangular fuzzy numbers is an important metric for application of it. There exist several approaches to measure similarity of triangular fuzzy numbers. However, some of them are opt to be large. To make the similarity well distributed,
Xixiang Zhang, Weimin Ma, Liping Chen
doaj   +1 more source

The Cadastral triangular model

open access: yesLand Use Policy, 2020
Successful economies rely on effective land administration systems. A key contributor to land administration is the cadastral system and its support for the ongoing definition of boundaries that support secure property rights and effective land management.Cadastral systems are complex and typically have significant differences in legislation ...
Grant, Donald   +4 more
openaire   +3 more sources

Tailored Hierarchical Porous Copper Architectures via Three Dimensional Printing and Pressure‐less Sintering for Next‐Generation Lithium‐Metal Batteries

open access: yesAdvanced Engineering Materials, EarlyView.
A hierarchical porous copper current collector is fabricated via three‐dimensional printing combined with pressureless sintering to stabilize lithium metal anodes. The interconnected architecture lowers local current density, guides uniform Li deposition within pores, and suppresses dendrite growth.
Alok Kumar Mishra, Mukul Shukla
wiley   +1 more source

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