نتایج جستجو برای: order pde

تعداد نتایج: 914890  

2000
Alexandre Sukhov

We establish a link between the CR geometry of real analytic submanifolds in I C and the geometric PDE theory. The main idea of our approach is to consider biholomorphisms of a Levi-nondegenerate real analytic Cauchy-Riemann manifold M as poinwise symmetries of a second order holomorphic PDE system defining the Segre family of M. This allows to employ the well-elaborated PDE tools in order to s...

Journal: :The American journal of Chinese medicine 2005
Fong-Chi Cheng Wen-Long Chen Jiann-Wu Wei Ken-Shung Huang George G Yarbrough

BNG-1, a novel mixture of traditional Chinese medicines with a long history in the treatment of stroke, exhibited acute neuroprotection effect on rats with middle cerebral artery occlusion (MCAO). Anti-ischemic effects were seen in both animals receiving BNG-1 before the ischemic insult as well as in animals receiving the drug formulation after surgical occlusion of the artery. Anti-thrombic ac...

Journal: :The Biochemical journal 1987
M L Reeves B K Leigh P J England

Four cyclic nucleotide phosphodiesterase (PDE) activities were separated from low-speed supernatants of homogenates of human cardiac ventricle by DEAE-Sepharose chromatography, and designated PDE I-PDE IV in order of elution with an increasing salt gradient. PDE I was a Ca2+/calmodulin-stimulated activity, and PDE II was an activity with a high Km for cyclic AMP which was stimulated by low conc...

Journal: :iranian journal of mathematical chemistry 2012
m. abbaszade m. mohebbi

the aim of this paper is to study the high order difference scheme for the solution of a fractional partial differential equation (pde) in the electroanalytical chemistry. the space fractional derivative is described in the riemann-liouville sense. in the proposed scheme we discretize the space derivative with a fourth-order compact scheme and use the grunwald- letnikov discretization of the ri...

M. ABBASZADE M. MOHEBBI,

The aim of this paper is to study the high order difference scheme for the solution of a fractional partial differential equation (PDE) in the electroanalytical chemistry. The space fractional derivative is described in the Riemann-Liouville sense. In the proposed scheme we discretize the space derivative with a fourth-order compact scheme and use the Grunwald- Letnikov discretization of the Ri...

Journal: :Mathematics 2021

The present paper deals with a class of second-order PDE constrained controlled optimization problems application in Lagrange–Hamilton dynamics. Concretely, we formulate and prove necessary conditions optimality for the considered control driven by multiple integral cost functionals involving partial derivatives. Moreover, an illustrative example is provided to highlight effectiveness results d...

Journal: :Analele Universitatii "Ovidius" Constanta - Seria Matematica 2017

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