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数学年刊B辑(英文版)
数学年刊B辑(英文版)

李大潜

双月刊

0252-9599

edcam@fudan.edu.cn

021-65642338

200433

上海市邯郸路220号复旦大学

数学年刊B辑(英文版)/Journal Chinese Annals of Mathematics,Series BCSCDCSTPCD北大核心SCI
查看更多>>本刊作为国家教委委托复旦大学主办的、著名数学家苏步青院士任名誉主编的、李大潜院士任主编的(1999年开始)、一份面向国内外的综合性的数学刊物,主要用英文刊登纯粹数学和应用数学两方面具有创造性的学术论文,其中包括几何、拓扑、代数、偏微分方程、常微分方程、控制论、泛函分析、函数论、计算数学、概率统计、运筹学、数理逻辑等各数学分支学科的学术论文。面向高等学校教师、研究生、高年级学生和从事数学、应用数学专业的科研人员及其他的数学工作者。在《数学年刊》B辑上发表的论文被美国的《科学引文索引》的扩充版(SCIE)、《计算数学引文索引》(CMCI)、美国和西德出版的《数学评论杂志》、美国出版的《当代数学出版物》(CMP)和《中国科学文摘》、《中国数学文摘》、《CUJA》、《中国学术期刊文摘》、《中国学术期刊文摘(光盘版)》、《中国科学引文索引》、《中国科技论文统计源》、《万方数据——数字化期刊群》等12种期刊和数据库摘录和评论。
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    Sufficient Conditions for Amalgamated 3-Manifolds to be?-Irreducible

    Bing FANGFengchun LEILiang LIANG
    161-172页
    查看更多>>摘要:In this paper,the authors give some sufficient conditions for an amalgamated 3-manifold along a compact connected surface F with boundary to be ∂-irreducible in terms of distances between some kinds of vertex subsets of the curve complex and the arc complex of F.

    Nonsolvable Groups with Three Nonlinear Irreducible Character Codegrees

    Dongfang YANGYu ZENG
    173-178页
    查看更多>>摘要:For an irreducible character x of a finite group G,the codegree of x is de-fined as |G:ker(x)|/x(1).In this paper,the authors determine finite nonsolvable groups with exactly three nonlinear irreducible character codegrees,which are L2(2f)for f ≥ 2,PGL2(q)for odd q ≥ 5 or M10.

    On Existence of the Even Lp Gaussian Minkowski Problem for p>n

    Hejun WANG
    179-192页
    查看更多>>摘要:This paper concerns the even Lp Gaussian Minkowski problem in n-dimensional Euclidean space Rn.The existence of the solution to the even Lp Guassian Minkowski problem for p>n is obtained.

    The Coarse ?p-Novikov Conjecture and Banach Spaces with Property(H)

    Huan WANGQin WANG
    193-220页
    查看更多>>摘要:In this paper,for 1<p<∞,the authors show that the coarse ℓp-Novikov conjecture holds for metric spaces with bounded geometry which are coarsely embeddable into a Banach space with Kasparov-Yu's Property(H).

    Equivariant Chern Classes of Orientable Toric Origami Manifolds

    Yueshan XIONGHaozhi ZENG
    221-234页
    查看更多>>摘要:A toric origami manifold,introduced by Cannas da Silva,Guillemin and Pires,is a generalization of a toric symplectic manifold.For a toric symplectic manifold,its equivariant Chern classes can be described in terms of the corresponding Delzant polytope and the stabilization of its tangent bundle splits as a direct sum of complex line bundles.But in general a toric origami manifold is not simply connected,so the algebraic topology of a toric origami manifold is more difficult than a toric symplectic manifold.In this paper they give an explicit formula of the equivariant Chern classes of an oriented toric origami manifold in terms of the corresponding origami template.Furthermore,they prove the stabilization of the tangent bundle of an oriented toric origami manifold also splits as a direct sum of complex line bundles.

    Weak Graph Map Homotopy and Its Applications

    Conglei ZHANGYanying WANGZhiguo ZHANGYan ZHAO...
    235-252页
    查看更多>>摘要:The authors introduce a notion of a weak graph map homotopy(they call it M-homotopy),discuss its properties and applications.They prove that the weak graph map homotopy equivalence between graphs coincides with the graph homotopy equivalence defined by Yau et al in 2001.The difference between them is that the weak graph map homotopy transformation is defined in terms of maps,while the graph homotopy transfor-mation is defined by means of combinatorial operations.They discuss its advantages over the graph homotopy transformation.As its applications,they investigate the mapping class group of a graph and the 1-order MP-homotopy group of a pointed simple graph.Moreover,they show that the 1-order MP-homotopy group of a pointed simple graph is invariant up to the weak graph map homotopy equivalence.

    A Generalized Blow up Criteria with One Component of Velocity for 3D Incompressible MHD System

    Bin HANXi XIONG
    253-264页
    查看更多>>摘要:In this paper,the authors study the global regularity of the 3D magnetohydro-dynamics system in terms of one velocity component.In particular,they establish a new Prodi-Serrin type regularity criterion in the framework of weak Lebesgue spaces both in time and space variables.

    Integral Operators Between Fock Spaces

    Yongqing LIUShengzhao HOU
    265-278页
    查看更多>>摘要:In this paper,the authors study the integral operator S φf(z)=∫cφ(z,(ω))f(ω)dλα(ω)induced by a kernel function φ(z,·)∈F∞αbetween Fock spaces.For 1 ≤ p ≤ ∞,they prove that Sφ:F1α→ Fpα is bounded if and only if supa∈C||Sφka||p,α<∞,(†)where ka is the normalized reproducing kernel of F2α;and,Sφ:F1α → Fpα is compact if and only if lim|a|→∞||Sφka||p,α=0.When 1<q ≤∞,it is also proved that the condition(†)is not sufficient for boundedness of Sφ:Fqα → Fpα.In the particular case φ(z,(ω))=eαz(ω)φ(z-(ω))with φ ∈ F2α,for 1 ≤ q<p<∞,they show that Sφ:Fpα→Fqα is bounded if and only if φ=0;for 1<p ≤ q<∞,they give sufficient conditions for the boundedness or compactness of the operator Sφ:Fpα→ Fqα.

    Global Stability to Steady Supersonic Rayleigh Flows in One-Dimensional Duct

    Fenglun WEIJianli LIU
    279-296页
    查看更多>>摘要:Heat exchange plays an important role in hydrodynamical systems,which is an interesting topic in theory and application.In this paper,the authors consider the global stability of steady supersonic Rayleigh flows for the one-dimensional compressible Euler equations with heat exchange,under the small perturbations of initial and boundary conditions in a finite rectilinear duct.

    Global Solvability for a Predator-Prey Model with Prey-Taxis and Rotational Flux Terms

    Guoqiang RENBin LIU
    297-318页
    查看更多>>摘要:In this paper the author investigates the following predator-prey model with prey-taxis and rotational flux terms{ut=△u-▽·(uS(x,u,v)▽v)+γuF(v)-uh(u),x ∈Ω,t>0,vt=D△v-uF(v)+f(v),x ∈ Ω,t>0 (*)in a bounded domain with smooth boundary.He presents the global existence of generalized solutions to the model(*)in any dimension.