نتایج جستجو برای: the generalized forms bn

تعداد نتایج: 16103859  

Journal: :IJAC 2010
Meirav Amram Robert Shwartz Mina Teicher

Let C(T ) be a generalized Coxeter group, which has a natural map onto one of the classical Coxeter groups, either Bn or Dn. Let CY (T ) be a natural quotient of C(T ), and if C(T ) is simply-laced (which means all the relations between the generators has order 2 or 3), CY (T ) is a generalized Coxeter group, too . Let At,n be a group which contains t Abelian groups generated by n elements. The...

To detect POCl3 molecule, adsorption phenomena of this molecule on the pure, Al- and Si-doped BN sheet surfaces were investigated via density functional theory (DFT) approach. The most stable adsorption complexes, including POCl3/BN (O-B), POCl3/Al-BN (O-Al), and POCl3/Si-BN (O-Si), were predicted with the adsorption energies of about -8.64, -37.01 and, -62.01 kcal mol-1, respectively. Upon the...

Babli Garai, Moitreyee Banerjee, Sohini Das Biswas

Background: Tobacco use has toxic effects on different organs. This study was carried out to assess the effect of indigenous tobacco both in smoking (bidi) and smokeless (gutkha, zarda and khaini) forms on buccal cells at chromosomal level, through assessment of different nuclear anomalies as biomarker. Methods:This study was done on people living in Durgapur and its adjacent areas, West Bengal...

Journal: :Ars Comb. 2014
Emrah Kilic Aynur Yalçiner

In this paper, we consider a generalized Catalan triangle de…ned by km n 2n n k for positive integer m: Then we compute the weighted half binomial sums with the certain powers of generalized Fibonacci and Lucas numbers of the form n X k=0 2n n+ k km n X tk; where Xn either generalized Fibonacci or Lucas numbers, t and r are integers for 1 m 6: After we describe a general methodology to show how...

2009
ZHANG Yuan

Denote by Prop(Bn,BN ) the space of proper holomorphic maps from the unit ball Bn ⊂ Cn into the unit ball BN ⊂ CN , Propk(B,B ) := Prop(Bn,BN ) ∩ Ck(Bn) and Rat(Bn,BN ) := Prop(Bn,BN ) ∩ {rational maps}. We recall that F,G ∈ Rat(Bn ,BN ) are said to be equivalent if there are automorphisms σ ∈ Aut(Bn) and τ ∈ Aut(BN ) such that F = τ ◦ G ◦ σ. In this paper, we study the classification problem f...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - دانشکده علوم 1389

fluorescence chemical sensors for the highly sensitive and selective determination of pb2+ , hg2+, co2+ and fe3+ ions in aqueous solutions are described. the ion sensing system was prepared by incorporating lipophilic ligand (l) as a neutral ion-selective fluoroionophore in the plasticized pvc membrane containing sodium tetraphenylborate or potasium tetrakis (p-chlorophenyl) borate as a liphoph...

2010
Jessica H Baker Karen S Mitchell Michael C Neale Kenneth S Kendler

OBJECTIVE Research shows a significant association between eating disorders (ED) and substance use disorders (SUD). The objective of this study is to examine the prevalence, chronology, and possibility of shared familial risk between SUD and ED symptomatology. METHOD Subjects included 1,206 monozygotic and 877 dizygotic adult female twins. ED symptomatology included anorexia (AN) and bulimia ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه فردوسی مشهد - دانشکده ادبیات و علوم انسانی دکتر علی شریعتی 1392

like any other learning activity, translation is a problem solving activity which involves executing parallel cognitive processes. the ability to think about these higher processes, plan, organize, monitor and evaluate the most influential executive cognitive processes is what flavell (1975) called “metacognition” which encompasses raising awareness of mental processes as well as using effectiv...

2005
ANNE V. SHEPLER

We consider generalized exponents of a finite reflection group acting on a real or complex vector space V . These integers are the degrees in which an irreducible representation of the group occurs in the coinvariant algebra. A basis for each isotypic component arises in a natural way from a basis of invariant generalized forms. We investigate twisted reflection representations (V tensor a line...

2001
Jianqiang Zhao

0. Introduction. 1. Double scissors congruence groups and polylogarithms. 2. Different versions of polylogarithmic complexes. 2.1. The B-groups: Iterative universal definition. 2.2. The B-groups: Configurations of points. 2.3. The B -groups: Explicit definition using cross ratio. 2.4. Bloch group B3 (F ) and generalized cross ratio. 3. Isomorphisms between An 6n and geometric candidates of L&n(...

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