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期刊一类修正算子的逼近性质
《武夷学院学报》2021年第3期8-10,共3页任美英 
福建省自然科学基金资助项目(2018J01428)。
基于q整数,引进一类修正q-Durrmeyer型算子,研究该算子在Orlicz空间内的逼近性质,得到该算子的逼近阶的估计。
关键词:修正q-Durrmeyer型算子 q-整数 连续模 ORLICZ空间 逼近 
期刊Solvability conditions for algebra inverse eigenvalue problem over set of anti-Hermitian generalized anti-Hamiltonian matrices
《中南工业大学学报:英文版》2005年第z1期294-297,共4页ZHANG Zhong-zhi HAN Xu-li 
Project(10171031) supported by the National Natural Science Foundation of China
By using the characteristic properties of the anti-Hermitian generalized anti-Hamiltonian matrices, we prove some necessary and sufficient conditions of the solvability for algebra inverse eigenvalue problem of anti-H...显示全部
关键词:anti-Hermitian generalized anti-Hamiltonian matrix ALGEBRA INVERSE EIGENVALUE problem optimal approximation 
期刊Numerical Analysis of Thermal Convections in a Three-dimensional Cavity: Influence of Difference in approximation Models on Numerical Solutions
《热科学学报:英文版》2004年第3期283-288,共6页Kazuyoshi MATSUZAKI Hideki OHBA Mizue MUNEKATA 
In order to develop the practical approximation models suitable to flow fields at low Mach number with large temperature difference, the influence of difference in approximation models on numerical solutions was inves...显示全部
关键词:thermal CONVECTION approximation model numerical analysis 3-D cavity. 
期刊Wong-Zakai approximations and long term behavior of stochastic FitzHugh-Nagumo system
《生物数学学报:英文版》2021年第3期23-52,共30页Ling Qin Dandan Ma Ji Shu 
supported by the National Natural Science Foundation of China(No.11871138);joint research project of Laurent Mathematics Center of Sichuan Normal University and National-Local Joint Engineering Laboratory of System Credibility Automatic Verification and the funding of V.C.&V.R.Key Lab of Sichuan Province.
This paper is concerned with the Wong-Zakai approximations given by a stationary pro­cess via the Wiener shift and their associated long term behavior of stochastic FitzHugh-Nagumo system driven by white noise.We...显示全部
关键词:Wong-Zakai approximation random attractor FitzHugh-Nagumo system upper semicontinuity white noise 
期刊Wavelet Bases Made of Piecewise Polynomial Functions: Theory and Applications
《应用数学(英文)》2011年第2期196-216,共21页Lorella Fatone Maria Cristina Recchioni Francesco Zirilli 
We present wavelet bases made of piecewise (low degree) polynomial functions with an (arbitrary) assigned number of vanishing moments. We study some of the properties of these wavelet bases;in particular we consider t...显示全部
关键词:approximation THEORY WAVELET BASES KERNEL Sparsification Image Compression 
期刊On the Behavior of Combination High-Order Compact approximations with Preconditioned Methods in the Diffusion-Convection Equation
《应用数学(英文)》2011年第12期1462-1468,共7页Ahmad Golbabai Mahboubeh Molavi-Arabshahi 
In this paper, a family of high-order compact finite difference methods in combination preconditioned methods are used for solution of the Diffusion-Convection equation. We developed numerical methods by replacing the...显示全部
关键词:COMPACT HIGH-ORDER approximation Diffusion-Convection EQUATION Krylov Subspace METHODS PRECONDITIONER 
期刊Resonance Fluorescence Spectrum by Two-Level System Without the Rotating Wave approximation
《中国物理快报:英文版》1999年第1期23-25,共3页刘仁红 谭维翰 
Supported by the National Natural Science Foundation of China under Grant No.69778011。
In this paper the theory of resonance fluorescence spectrum by two-level system is presented without the assumption of rotating wave approximation.However,in this case,the application of quantum fluctuation-regression...显示全部
关键词:spectra. SPECTRUM approximation 
期刊Key Role of Hybridization between Actinide 5<i>f</i>and Oxygen 2<i>p</i>Orbitals for Electronic Structure of Actinide Dioxides
《现代物理(英文)》2013年第12期1574-1582,共9页Yu Hasegawa Takahiro Maehira Takashi Hotta 
In order to promote our understanding on electronic structure of actinide dioxides, we construct a tight-binding model composed of actinide 5f and oxygen 2p electrons, which is called f-p model. After the diagonalizat...显示全部
关键词:TIGHT-BINDING approximation Actinide DIOXIDES f-p HYBRIDIZATION Crystalline Electric Field Potential 
期刊Modified min-sum SCAN decoding algorithm for polar codes
《中国邮电高校学报:英文版》2018年第6期90-96,共7页Yuan Fang Tian Bin 
supported by the Program of Introducing Talents of Dis-Cipline to Universities(B08038);the Open Fund Project of the Key Laboratory of the Space Information Application Technology of China Electronic Technology Group Corporation(XX17629X009)
The state-of-the-art soft-output decoder of polar codes is the soft cancellation(SCAN) decoding algorithm, which performs well at the cost of plentiful computations. Based on the SCAN decoding algorithm, a modified me...显示全部
关键词:POLAR CODES MMS-SCAN ITERATIVE formula the PIECEWISE approximation function 
期刊Breather-induced quantised superfluid vortex filaments and their characterisation
《理论物理通讯:英文版》2020年第7期132-140,共9页Hao Li Chong Liu Wei Zhao Zhan-Ying Yang Wen-Li Yang 
the National Natural Science Foundation of China(NSFC)(Grant Nos.11705145,11875220,11947301,11434013,and 11425522);Natural Science Basic Research Plan in Shaanxi Province of China(Grant No.2018JQ1003);the Major Basic Research Program of Natural Science of Shaanxi Province(Grant Nos.2017KCT-12,2017ZDJC-32)。
We study and characterise the breather-induced quantised superfluid vortex filaments which correspond to the Kuznetsov-Ma breather and super-regular breather excitations developing from localised perturbations.Such vo...显示全部
关键词:vortex filament loop structure local induction approximation Kuznetsov-Ma breather super-regular breather 
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