Results 31 to 40 of about 3,443,002 (123)

SOLUSI SISTEM PERSAMAAN POLINOMIAL n-INDETERMINATE DENGAN BASIS GROEBNER [PDF]

open access: yes, 2006
Solusi sitem polinomial adalah n-tuple sedemikan hingga untuk setiap i. Solusi ini dapat dicari dengan memanfaatkan sifat-sifat basis Groebner dan dan resultan. Ide dasarnya adalah dengan memperluas solusi parsial yang dapat dari basis Groebner dan
HARJITO, HARJITO, AEMAH, UMU
core   +1 more source

Hochschild Cohomology of the Algebra of Conformal Endomorphisms

open access: yesИзвестия Иркутского государственного университета: Серия "Математика"
It was proved by I. Dolguntseva (St. Peterburg Math. J., 2010) that second Hochschild cohomology groups for the associative conformal algebra 𝐶𝑒𝑛𝑑𝑘 with coefficients in an arbitrary conformal bimodule are trivial.
P. S. Kolesnikov, H. Alhussein
doaj   +1 more source

Harmonic elimination of a fifteen‐level inverter with reduced number of switches using genetic algorithm

open access: yesIET Power Electronics, Volume 19, Issue 1, January/December 2026.
This article presents a Fifteen‐level inverter topology that has a lesser number of switches (12) and can accommodate isolated DC sources. The total harmonic elimination (THD) of the proposed topology using genetic algorithm is within the IEEE 519 standards. Further, the fifteen‐level inverter is implemented in Hardware and firing pulses were generated
Yogesh Joshi   +4 more
wiley   +1 more source

An Application of Groebner Bases to Behavioral Analyses for Petri Nets by Means of Computer Algebra Systems [PDF]

open access: yes, 2003
One of methods to solve integer programming problems consists in the method which uses groebner bases. An arbitrary solution for a state equation Ax=b(A∈Zmxn,b∈Zmx1) of Petri nets means a firing count vector. Then finding a nonnegative integer solution x∈
MORO, Seiichiro   +5 more
core  

Selective harmonic elimination in PUC‐5 multilevel inverter using hybrid IGWO‐DE algorithm

open access: yesEngineering Reports, Volume 6, Issue 10, October 2024.
The inverter switching can be done at a low frequency using the Selective Harmonic Elimination (SHE) technique, and the unwanted harmonics can be significantly reduced; however, the issue with SHE is solving the transcendental equations and determining the optimum switching angle.
Zaid Sifat   +6 more
wiley   +1 more source

Forensic intelligence: Expanding the potential of forensic document examination

open access: yesWIREs Forensic Science, Volume 6, Issue 5, September/October 2024.
During the manufacturing process, traces are left on fraudulent identity and travel documents which are representative of the modus operandi used by the forger to create the document. These traces can then be extracted and profiled based on their visual, chemical, and digital features to help provide a greater understanding of the criminal environment ...
Ciara Devlin   +2 more
wiley   +1 more source

Rational Involutions and an Application to Planar Systems of ODE

open access: yesMathematics
An involution refers to a function that acts as its own inverse. In this paper, our focus lies on exploring two-dimensional involutive maps defined by rational functions.
Ivan Mastev   +2 more
doaj   +1 more source

An Algorithm for the Forward Position Kinematics of General Stewart Platform Mechanism

open access: yesJixie chuandong, 2016
A new algebra algorithm for the forward position kinematics of general Stewart platform( GSP)is presented. First of all,the 20 original equations containing 9 variables are built according to the geometric construction of GSP.
Wang Furong, Xin Jiaoli
doaj  

Algebraic Solution for Path Synthesis of Planar Stephenson-Ⅲ Six-bar Linkage

open access: yes工程科学与技术, 2021
In order to overcome the disadvantage of conventional precise point methods, optimization approaches and numerical atlas, and further improve the accuracy of continuous path synthesis of planar six-bar linkage, a novel analytical approach with Flourier ...
Xuegang LI   +3 more
doaj  

Skin Colour and Priesthood. Debating Bodily Differences in Early Modern Catholicism*

open access: yesJournal of Religious History, Volume 48, Issue 2, Page 135-152, June 2024.
Can people of different skin colours become Catholic priests? What may seem self‐evident from today's perspective, Catholic theologians and canon lawyers controversially debated in the late sixteenth and early seventeenth centuries. While most authors agreed that colour per se was not a problematic factor, an increasing number argued that non‐white ...
Brendan Röder
wiley   +1 more source

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