Results 81 to 90 of about 5,172 (299)

A note on exp-function method combined with complex transform method applied to fractional differential equations

open access: yesAdvances in Nonlinear Analysis, 2015
In this article, the fractional derivatives in the sense of modified Riemann–Liouville and the exp-function method are used to construct exact solutions for some nonlinear partial fractional differential equations via the nonlinear fractional Liouville ...
Guner Ozkan, Bekir Ahmet, Bilgil Halis
doaj   +1 more source

Numerical methods for ordinary differential equations with applications to partial differential equations

open access: yes, 1983
This thesis was submitted for the degree of Doctor of Philosophy and awarded by Brunel University.The thesis develops a number of algorithms for the numerical solution of ordinary differential equations with applications to partial differential equations.
Khaliq, Abdul Qayyum Masud
core  

A generalized spectral collocation method with tunable accuracy for variable-order fractional differential equations

open access: yes, 2015
We generalize existing Jacobi--Gauss--Lobatto collocation methods for variable-order fractional differential equations using a singular approximation basis in terms of weighted Jacobi polynomials of the form (1 ± ϰ)μPja,b(ϰ), where μ > -1.
Zhang, Zhongqiang   +2 more
core   +1 more source

Pharmacological inhibition of the PERK pathway modulates hepatocellular carcinoma growth and immune signaling

open access: yesFEBS Open Bio, EarlyView.
Pharmacological inhibition of PERK in a DEN‐induced mouse model of liver cancer does not reduce tumor burden but alters cellular stress signaling. Despite blocking PERK activity, downstream stress responses, including CHOP expression, remain active, suggesting compensatory mechanisms within the unfolded protein response that may influence tumor ...
Ada Lerma‐Clavero   +5 more
wiley   +1 more source

Well-posedness of a class of singular Volterra integral equations on the L^p (p ≥1) space

open access: yes四川大学学报. 自然科学版, 2022
Motivated by fractional differential equations, we consider the well-posedness of a class of singular Volterra integral equations on the L^p (p ≥1) space by using the fixed point theorem, generalize and improve the known results.
ZHENG Meng-Liang
doaj  

Sumudu Transform Method for Analytical Solutions of Fractional Type Ordinary Differential Equations [PDF]

open access: yes, 2020
We make use of the so-called Sumudu transform method (STM), a type of ordinary differential equations with both integer and noninteger order derivative.
Fethi Bin   +3 more
core  

Sudden anaerobization in Amphibacillus xylanus increases intracellular labile ferrous iron and inhibits cell growth

open access: yesFEBS Open Bio, EarlyView.
Abruptly changing from aerobic to anaerobic conditions (sudden anaerobization) induced growth inhibition and a significant increase in intracellular labile ferrous iron in the aerotolerant anaerobe Amphibacillus xylanus. We found that free flavins mediate efficient electron transfer from NADH to ferric iron under anaerobic conditions, suggesting that ...
Shinya Kimata   +13 more
wiley   +1 more source

A conservative numerical method for a time fractional diffusion equation

open access: yes, 2022
Geometric numerical integration, the branch of numerical analysis with the goal of finding approximate solutions of differential equations that preserve some structure of the continuous problem, is a well established field of research [5]. In particular,
A. Cardone, G. Frasca Caccia
core  

Aquaporin‐3 and aquaporin‐5 impact the development of pancreatic ductal adenocarcinoma spheroids

open access: yesFEBS Open Bio, EarlyView.
Schematic representation of the role of aquaporin‐3 (AQP3) and aquaporin‐5 (AQP5) in pancreatic ductal adenocarcinoma (PDAC). Both proteins are upregulated in PDAC and are associated with tumor progression and metastatic potential. Silencing AQP3 or AQP5 in PDAC spheroids results in decreased diameter, area, and overall growth, underscoring their key ...
Catarina Pimpão   +3 more
wiley   +1 more source

Theories and applications of the inverse fractional natural transform method

open access: yesAdvances in Difference Equations, 2018
In this paper, we propose a new method called the inverse fractional natural transform method (IFNTM). We present theoretical results and apply them to obtain approximate solutions of linear fractional ordinary differential equations (LFODEs) and partial
Mahmoud S. Rawashdeh, Hadeel Al-Jammal
doaj   +1 more source

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