نتایج جستجو برای: migration operator

تعداد نتایج: 234293  

Journal: :Proceedings of the American Mathematical Society 1995

Journal: :iranian journal of science and technology (sciences) 2013
f. a. abd el-salam

using the riemann-liouville fractional differintegral operator, the lie theory is reformulated. the fractional poisson bracket over the fractional phase space as 3n state vector is defined to be the fractional lie derivative. its properties are outlined and proved. a theorem for the canonicity of the transformation using the exponential operator is proved. the conservation of its generator is p...

2013
Jui-Le Chen Chun-Wei Tsai Ming-Chao Chiang Chu-Sing Yang

The potential of predicting druggability for a particular disease by integrating biological and computer science technologies has witnessed success in recent years. Although the computer science technologies can be used to reduce the costs of the pharmaceutical research, the computation time of the structure-based protein-ligand docking prediction is still unsatisfied until now. Hence, in this ...

Journal: :bulletin of the iranian mathematical society 2015
j. shen a. chen

in this paper‎, ‎we study some properties of analytic extension of a $n$th roots of $m$-hyponormal operator‎. ‎we show that every analytic extension of a $n$th roots of $m$-hyponormal operator is subscalar of order $2k+2n$‎. ‎as a consequence‎, ‎we get that if the spectrum of such operator $t$ has a nonempty interior in $mathbb{c}$‎, ‎then $t$ has a nontrivial invariant subspace‎. ‎finally‎, ‎w...

Journal: :bulletin of the iranian mathematical society 2013
r. kamyabi gol f. esmaeelzadeh r. raisi tousi

let $g$ be a locally compact group, $h$ be a compact subgroup of $g$ and $varpi$ be a representation of the homogeneous space $g/h$ on a hilbert space $mathcal h$. for $psi in l^p(g/h), 1leq p leqinfty$, and an admissible wavelet $zeta$ for $varpi$, we define the localization operator $l_{psi,zeta} $ on $mathcal h$ and we show that it is a bounded operator. moreover, we prove that the localizat...

In this paper, the maximal dissipative extensions of a symmetric singular 1D discrete Hamiltonian operator with maximal deficiency indices (2,2) (in limit-circle cases at ±∞) and acting in the Hilbert space ℓ_{Ω}²(Z;C²) (Z:={0,±1,±2,...}) are considered. We consider two classes dissipative operators with separated boundary conditions both at -∞ and ∞. For each of these cases we establish a self...

Equilibrium problems have many uses in optimization theory and convex analysis and which is why different methods are presented for solving equilibrium problems in different spaces, such as Hilbert spaces and Banach spaces. The purpose of this paper is to provide a method for obtaining a solution to the equilibrium problem in Banach spaces. In fact, we consider a hybrid proximal point algorithm...

پایان نامه :وزارت بهداشت، درمان و آموزش پزشکی - دانشگاه علوم پزشکی و خدمات بهداشتی درمانی استان سیستان و بلوچستان 1378

ایمپلنت h.a چشمی در ابتدا بوسیله آرتورپری در 1985 بکار رفته برای استفاده عمومی در 1989 بوسیله fda، توسعه یافت . ما در یک مطالعه مقطعی، عوارض ایجاد شده در بیمارانی را که بعد از تخلیه چشم در آنها کره هیدروکسی آپاتیت کار گذاشته شده بود، بررسی کردیم. این مطالعه بر روی بیماران از سال 1372 تا 1377 انجام شده است . از بین 30 مورد بیمار مورد مطالعه، 8 مورد (26 درصد) دچار عارضه شده بودند که 6 نفر آنها مر...

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