article de presse anglaise simple

... classical groups of unbounded degree in which every nonidentity element has unbounded (natural) degree. The attendant stretching of elements and groups can be put to good use; see [30]. PERIODIC SIMPLE GROUPS ... G, the degrees of g in S are the degrees deg Q i gN i , for those i ∈ I with g ∈ G i . (2.11) Corollary ([13, Th. (3.3)]). A locally finite simple group G that has a sectional cover in which the degrees ... sectional cover S the degree of every element g =1is unbounded. In particular, the degrees of S are unbounded. From the point of view of classification theory for locally finite simple groups, the...

Ngày tải lên: 16/02/2014, 05:20

Ngày tải lên: 09/08/2014, 02:21

... state the de nition of vertical and horizontal derivatives for semibasic tensor fields. We recommend Chapter 3 of [Sh] for more details. Let T r s (M) denote the bundle of tensor fields of degree ... distance rigid; that is, d g determines g uniquely up to an isometry which is the identity on the boundary. This is known for simple subspaces of Euclidean space (see [Gr]), simple subspaces of an ... geodesic γ(x, ξ, t), (x, ξ) ∈ Ω( ˙ N) intersects the boundary ∂N transversally. Then the map φ, de ned by (4.1) is a fold with fold ∂ 0 Ω(M). First we recall the de nition of a Whitney fold. De nition...

Ngày tải lên: 16/02/2014, 05:20

... The type of a simple closed geodesic γ is determined by the topology of S g,n (γ), the surface that we get by cutting S g,n along γ. We fix a simple closed geodesic γ on X and consider more generally the ... geodesic lamination is a geodesic lamination that carries a transverse invariant measure. Namely, a compactly supported measured geodesic lamination λ ∈ML g,n consists of a SIMPLE CLOSED GEODESICS ... number c(γ)is independent of the metric (§6). The frequency c(γ) ∈ Q of a given simple closed curve can be described in a purely topological way as follows ([Mirz1]). For any connected simple closed curve...

Ngày tải lên: 06/03/2014, 08:21

... G called the normalizer of S in G. • ‘Ideal’ means ‘two-sided ideal’. Simple algebra’ means algebra with a nonzero multiplication and without proper ideals. ‘Algebraic group’ means ‘linear algebraic ... SL(U)-module de ned over k and let L be a nonzero trivial SL(U )-module de ned over k. Then (i) T(U ) + contains a submodule de ned over k and k-isomorphic to M; 1046 NIKOLAI L. GORDEEV AND VLADIMIR ... DIMENSIONAL SIMPLE ALGEBRAS 1063 de ned over k.Now we remark that, according to what is already proved, as N is a submodule of T(U ) + de ned over k, there is an injection N ⊕m → T(U) + de ned over...

Ngày tải lên: 14/03/2014, 22:20

... of two determinants, χ λ (x)= |x a i +r−i j | |x r−i j | = S λ D , where S λ denotes the determinant appearing in the numerator and D the standard Vandermonde determinant appearing in the denominator. ... z i . For any index i, let E(i)={j | λ j = λ i }. To show the linear independence, we have to show that for any index i,we have  j∈E(i) z j =0. Dividing by  n l=1 S λ l on both sides and equating, ... characters can be expanded as Vandermonde determinants and we have, S µ =  i<j (x a+1 i − x a+1 j ) and S λ =  i<j (x b+1 i − x b+1 j ). Thus we see that S µ divides S λ if (a +1)|(b +...

Ngày tải lên: 14/03/2014, 22:20

... η x (t); η 0 (0) ρ denote the time dependent correlation functions in equilibrium with density ρ. The compressibility χ = χ(ρ)=  x η x ; η 0  ρ =  x S ρ (x, t) is time independent and χ(ρ)=ρ(1 ... the system. The simplicity of the model has made it the default stochastic model for transport phenomena. Furthermore, it is also a basic component for models [5], [12] with incompressible Navier-Stokes ... the hard core condition Denote by C = C(ρ) the space of ν ρ -mean-zero-cylinder functions. For a finite subset Λ of Z d , denote by ξ Λ the mean zero cylinder function de ned by ξ Λ =  x∈Λ ξ x ,ξ x = η x −...

Ngày tải lên: 22/03/2014, 16:20

... generally needed to provide ergodic actions. In the work of [Joh] one can find a complete characterization of the semisimple 946 RAUL QUIROGA-BARRANCO The following result can be considered as an ... satisfied and such result implies that H is semisimple, and so L = G × H is semisimple as well. In what follows, for every connected semisimple Lie group F we denote with F is the minimal connected closed ... transforms the curvature and its covariant derivatives (up to a fixed order) at x into those at y. Under our assumptions, this condition is satisfied only on a dense subset S of X. However, for an arbitrary...

Ngày tải lên: 22/03/2014, 20:20

... Applications Volume 2011, Article ID 592840, 9 pages doi:10.1155/2011/592840 Research Article Some New Double Sequence Spaces De ned by Orlicz Function in n-Normed Space Ekrem Savas¸ Department of Mathematics, ... ·, · denotes inner product. Let X, ·, ,· be an n-normed space of dimension d ≥ n and {a 1 ,a 2 , ,a n } a linearly independent set in X. Then, the function ·, · ∞ on X n−1 is de ned by  x 1 ,x 2 , ... coordinate vectors is bounded,” Canadian Journal of Mathematics. Journal Canadien de Math ´ ematiques, vol. 25, pp. 973–978, 1973. 14 I. J. Maddox, “Sequence spaces de ned by a modulus,” Mathematical...

Ngày tải lên: 21/06/2014, 05:20

... σ 2 N ,(1) where σ 2 N is the variance of the thermal noise (independent of k and n): a constant noise power spectral density equal to −140 dBm/Hz will be considered in the numerical examples throughout the ... in Signal Processing Volume 2010, Article ID 454871, 14 pages doi:10.1155/2010/454871 Research Article Simple Statistical Analysis of the Impact of Some Nonidealities in Downstream VDSL with ... implementation [12]. However, simple analytical expressions would be very useful for design engineers to have a first idea of the achievable performance and correctly address the design without resorting...

Ngày tải lên: 21/06/2014, 08:20

... every simplex of K n is mapped onto some simplex of L m . For a simplex S  {p 0 , ,p n }∈K n by ∂S : {{p 0 , ,p i , ,p n } : i ∈ I n }⊂ K n we denote the boundary of a simplex S and denotation ... K n be an i-simplex of a complex K n . Then the i-simplex S is a single i- simplex if there exists exactly one i  1-simplex T ∈ K n such that S ⊂ T, i ∈ I n−1 ; compare 4, De nition 2.60 ... called an n-simplex de ned on the set V , and a nonempty family K n ⊂ P n V  of n-simplices de ned on V is called an n-complex de ned on the set V . A complex generated by an n-simplex S is...

Ngày tải lên: 21/06/2014, 11:20

... 1–9, Philadelphia, Pa, USA, 2001. [10] D. R. Stinson, “Universal hashing and authentication codes,” Designs, Codes and Cryptography, vol. 4, no. 3, pp. 369–380, 1994. [11] H. L. Van Trees, Detection, ... block-by-block transformations. The key idea is the translation of the statistical dependence between the vectors of the same user into the statistical dependence between passwords assigned to the ... has to make only the rejection decision for the vectors b  that de nitely cannot be considered as corrupted versions of the original biometrical vector. The final decision for the vectors that...

Ngày tải lên: 21/06/2014, 11:20

... pages doi:10.1155/2010/897279 Research Article On The Frobenius Condition Number of Positive De nite Matrices Ramazan T ¨ urkmen and Z ¨ ubeyde Uluk ¨ ok Department of Mathematics, Science Faculty, ... bounds for the Frobenius condition number of a positive de nite matrix depending on trace, determinant, and Frobenius norm of a positive de nite matrix and compare these results with other results. ... positive de nite matrices by considering inequalities given for inner product space in this section. 2. Main Results Theorem 2.1. Let A be positive de nite real matrix. Then 2 tr A  det A  1/n −...

Ngày tải lên: 21/06/2014, 17:20

... Applications Volume 2009, Article ID 807943, 12 pages doi:10.1155/2009/807943 Research Article Univalence of Certain Linear Operators De ned by Hypergeometric Function R. Aghalary and A. Ebadian Department ... This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work ... functions is denoted by S ∗ : S ∗ 0. For α<1, we de ne S ∗  α    f ∈A:Re  zf   z  f  z   >α,z∈ D  , 1.2 and it is called the class of all starlike functions of order α. Clearly,...

Ngày tải lên: 21/06/2014, 20:20

... PRN code rate is higher than data symbol rate which divides the energy of a data symbol to a wider bandwidth. The used PRN codes are unique to each transmitter and thus transmitter can be identified ... during the following decade [4]. The GPS modernization program [5] introduces addi- tional signals with new codes and modulation. Realiza- tion of the new navigation s ystems and modernization of GPS ... “International system providers meeting (ICG- 3) reflects GNSS’s competing interest, cooperative objectives,” Inside GNSS, December 2008. [5] U. S. Airforce, “GPS Modernization Fact Sheet,” 2006, http://pnt.gov/public/docs/2006/modernization.pdf. [6]...

Ngày tải lên: 21/06/2014, 20:20

... and Applications Volume 2008, Article ID 280183, 5 pages doi:10.1155/2008/280183 Research Article The Radius of Starlikeness of the Certain Classesofp-ValentFunctionsDefinedby Multiplier Transformations Mugur ... This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work ... Golusin, Geometrische Funktionentheorie,vol.31ofHochschulb ¨ ucher f ¨ ur Mathematik,VEBDeutscher Verlag der Wissenschaften, Berlin, Germany, 1957. 2 Journal of Inequalities and Applications If...

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