主 题： SCIENCE CHINA Mathematics, Vol.54, No.9/ 2011.1

(Formerly Science in China Series A: Mathematics)
http://www.springerlink.com/content/1674-7283/


In this issue:
Articles

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A nonparametric estimation of the infection curve

HuaZhen Lin, Paul S. F. Yip and Richard M. Huggins

Sci. China Math., 54(9), 2011, pp. 1815-1828, DOI: 10.1007/s11425-011-4224-7

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Variable selection using penalized empirical likelihood

YunWen Ren and XinSheng Zhang

Sci. China Math., 54(9), 2011, pp. 1829-1845, DOI: 10.1007/s11425-011-4231-8

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Empirical likelihood hypothesis test on mean with inequality constraints

Li Chen and Jian Shi

Sci. China Math., 54(9), 2011, pp. 1847-1857, DOI: 10.1007/s11425-011-4274-x

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Smoothness for the collision local times of bifractional Brownian motions

GuangJun Shen and LiTan Yan

Sci. China Math., 54(9), 2011, pp. 1859-1873, DOI: 10.1007/s11425-011-4228-3

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Heavy tails of a Lévy process and its maximum over a random time interval

Yan Liu and QiHe Tang

Sci. China Math., 54(9), 2011, pp. 1875-1884, DOI: 10.1007/s11425-011-4223-8

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On the isomorphism classes of Legendre elliptic curves over finite fields

HongFeng Wu and RongQuan Feng

Sci. China Math., 54(9), 2011, pp. 1885-1890, DOI: 10.1007/s11425-011-4255-0

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On the Cayley-Bacharach property and the construction of vector bundles

Hao Sun

Sci. China Math., 54(9), 2011, pp. 1891-1898, DOI: 10.1007/s11425-011-4263-0

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On weakly S-embedded subgroups of finite groups

JinBao Li, GuiYun Chen and RuiFang Chen

Sci. China Math., 54(9), 2011, pp. 1899-1908, DOI: 10.1007/s11425-011-4239-0

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Finite groups with systems of \Sigma-embedded subgroups

WenBin Guo and Alexander N. Skiba

Sci. China Math., 54(9), 2011, pp. 1909-1926, DOI: 10.1007/s11425-011-4270-1

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Minimal inner-\Sigma-\Omega-groups and their applications

XianHua Li and Yong Xu

Sci. China Math., 54(9), 2011, pp. 1927-1936, DOI: 10.1007/s11425-011-4252-3

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Cubic semisymmetric graphs of order 8p^3

XiaoHui Hua and YanQuan Feng

Sci. China Math., 54(9), 2011, pp. 1937-1949, DOI: 10.1007/s11425-011-4261-2

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On fundamental groups of Finsler manifolds

YiBing Shen and Wei Zhao

Sci. China Math., 54(9), 2011, pp. 1951-1964, DOI: 10.1007/s11425-011-4233-6

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Lower bounds for the eigenvalues of the Spinc Dirac-Witten operator

YongFa Chen

Sci. China Math., 54(9), 2011, pp. 1965-1976, DOI: 10.1007/s11425-011-4240-7

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Normal scalar curvature and a pinching theorem in S^m × R and R^m × R

Qun Chen and Qing Cui

Sci. China Math., 54(9), 2011, pp. 1977-1984, DOI: 10.1007/s11425-011-4221-x
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The essential rate of approximation for radial function manifold

ShaoBo Lin, FeiLong Cao and ZongBen Xu

Sci. China Math., 54(9), 2011, pp. 1985-1994, DOI: 10.1007/s11425-011-4262-1

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Toeplitz operators on H2(iR)

PeiZhu Xie and GuangFu Cao

Sci. China Math., 54(9), 2011, pp. 1995-2004, DOI: 10.1007/s11425-011-4249-y

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Operators on the orthogonal complement of the Dirichlet space (II)

Tao Yu

Sci. China Math., 54(9), 2011, pp. 2005-2012, DOI: 10.1007/s11425-011-4259-9

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Special \alpha-limit points and unilateral \gamma-limit points for graph maps

TaiXiang Sun, HongJian Xi and HaiLan Liang

Sci. China Math., 54(9), 2011, pp. 2005-2012, DOI: 10.1007/s11425-011-4259-9

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A modified BFGS algorithm based on a hybrid secant equation

Saman Babaie-Kafaki

Sci. China Math., 54(9), 2011, pp. 2019-2036, DOI: 10.1007/s11425-011-4232-7