Zobrazeno 1 - 10
of 713
pro vyhledávání: '"Fourth degree"'
Publikováno v:
AppliedMath, Vol 4, Iss 1, Pp 383-393 (2024)
In this paper, we address the inverse of a true fourth-degree permutation polynomial (4-PP), modulo a positive integer of the form 32kLΨ, where kL∈{1,3} and Ψ is a product of different prime numbers greater than three. Some constraints are consid
Externí odkaz:
https://doaj.org/article/3b648644ada14a7dbb034c28bc0ec281
Autor:
Meejin Park, BSc, Susitha Wanigaratne, PhD, Rohan D'Souza, MD, PhD, Roxana Geoffrion, MD, Sarah Williams, PhD, Giulia M. Muraca, PhD, MPH
Publikováno v:
AJOG Global Reports, Vol 4, Iss 1, Pp 100296- (2024)
OBJECTIVE: Obstetrical anal sphincter injury describes a severe injury to the perineum and perianal muscles after birth. Obstetrical anal sphincter injury occurs in approximately 4.4% of vaginal births in the United States; however, racial and ethnic
Externí odkaz:
https://doaj.org/article/0555456cd7ef42e5a2c5d1d8408d75d7
Autor:
Jehad K. Mohammed, Ayad R. Khudair
Publikováno v:
Partial Differential Equations in Applied Mathematics, Vol 8, Iss , Pp 100529- (2023)
This article aims to present a new approach based on the operational matrix method for solving integro-differential equations using numerical techniques. In this method, we employ fourth-degree hat functions (FDHFs) to construct operational matrices.
Externí odkaz:
https://doaj.org/article/dba2be22ab9845be9889f3f1d6a48852
Autor:
Amin Tavakoli, MD, Viraj R. Panchal, MD, Genevieve R. Mazza, MD, Rachel S. Mandelbaum, MD, Joseph G. Ouzounian, MD, MBA, Koji Matsuo, MD, PhD
Publikováno v:
AJOG Global Reports, Vol 3, Iss 4, Pp 100272- (2023)
BACKGROUND: The risk of third- and fourth-degree perineal laceration after vaginal delivery in patients with obesity is relatively understudied and has mixed findings in existing literature. OBJECTIVE: This study aimed to examine the association of m
Externí odkaz:
https://doaj.org/article/aa2bb93b4cac484a81cab8463f8cb48d
Autor:
Jehad K. Mohammed, Ayad R. Khudair
Publikováno v:
Results in Control and Optimization, Vol 12, Iss , Pp 100291- (2023)
The article focuses on introducing novel fourth-degree hat functions (FDHFs) for constructing new operations matrices used to find numerical solutions for nonlinear stochastic differential equations (NSDEs). The technique’s effort is summarized by
Externí odkaz:
https://doaj.org/article/7b119a29e75e49cfac8a0f78d3959c07
Autor:
Jehad K. Mohammed, Ayad R. Khudair
Publikováno v:
Partial Differential Equations in Applied Mathematics, Vol 7, Iss , Pp 100507- (2023)
This paper focuses on solving a class of nonlinear optimal control problems by constructing novel hat functions based on fourth-order polynomials, namely, fourth-degree hat functions (FDHFs). The FDHFs are used in this method to approximate the state
Externí odkaz:
https://doaj.org/article/a6ca5e3695794cbeb9057972c25d182e
Autor:
Jehad K. Mohammed, Ayad R. Khudair
Publikováno v:
Partial Differential Equations in Applied Mathematics, Vol 7, Iss , Pp 100494- (2023)
The goal of this paper is to develop a novel operation matrix approach to solving Volterra integral equations by constructing fourth-degree hat functions and investigating their properties. This approach requires turning the problem under dissection
Externí odkaz:
https://doaj.org/article/ef18ba70f2224207a6721672a462e8e8
Akademický článek
Tento výsledek nelze pro nepřihlášené uživatele zobrazit.
K zobrazení výsledku je třeba se přihlásit.
K zobrazení výsledku je třeba se přihlásit.
Autor:
Jehad K. Mohammed, Ayad Khudair
Publikováno v:
Iraqi Journal for Computer Science and Mathematics, Vol 4, Iss 2 (2023)
The goal of this paper is to construct new fourth-degree hat functions (FDHFs) and study their properties in order to develop a new numerical method for solving fractional integro-differential equations. The equation under consideration is transforme
Externí odkaz:
https://doaj.org/article/f6f44bff4403450dbb2f1395fbb3fb6e
Autor:
Juozas Juvencijus Mačys
Publikováno v:
Lietuvos Matematikos Rinkinys, Vol 63, Iss B (2022)
The purpose of the article is to familiarize teachers and students with the fundamental theorem of algebra for real polynomials and its proof. Polynomials of small degrees are considered separately. It is showed how equations of the third and fourth
Externí odkaz:
https://doaj.org/article/72be4c6b79a74dcd83fa5ca6300302a3