共查询到20条相似文献,搜索用时 15 毫秒
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ANEFFECTIVEIMPROVEMENTOFREMESALGORITHMXiongguijing;(熊规景)Xiesiqing(谢四清)(Inst.ofMath.Sci.,ChineseAcademyofSciences,430071Wuhan,... 相似文献
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ForanygroupG,denotebyπe(G)thesetofalelementordersofG.Givenafinite(resp.infinite)groupG,leth(πe(G))bethenumberofisomorphismcla... 相似文献
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矩阵特征值的简化Brauer定理 总被引:6,自引:0,他引:6
黎罗罗 《高校应用数学学报(英文版)》1999,14(3)
§1 IntroductionThetopicofinclusionregionsofmatrixeigenvaluesisworthyinvestigatinginpracticeaswellasintheory.Forinstance,in[1]and[2]chaptersonthistopicareparticularlydesigned.LetA=(aij)∈Cn×nandri=∑j≠i|aij|(i=1,2,...,n).Brauer'stheoremprovideseigenvalu… 相似文献
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Additive Adjugate Preservers on the Matrices over Fields 总被引:3,自引:0,他引:3
§1.IntroductionSupposethatFisafieldandF*itsmultiplicativegroup.LetMn(F)andSn(F)bethespaceofaln×nmatricesandaln×nsymmetricmatr... 相似文献
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OnRationalBasesofSubspacesofF((D))~nWanZhexian(万哲先)(InstituteofSystemsScience,ChineseAcademyofSciences,Beijing,100080andDepar?.. 相似文献
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§0.IntroductionWewriteFP(n)forCP(n)(n-dimensionalcomplexprojectivespace)orHP(n)(n-di-mensionalquaternionicprojectivespace).Mn... 相似文献
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Abstract:ForOrliczspaces,thecriteriaofU*-propertyaregiven.Keywords:OrliczSpaces;U-property;U*-property(王廷辅)(计东海)Let(X,11'11)b... 相似文献
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TheIsometryofRiemannianManifoldtoaSphereZhaoPeibiao(赵培标)(Dept.ofMath.,AnhuiInstituteofFinance&Trade,233041)Abstract:Inthispap... 相似文献
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熊规景 《数学物理学报(B辑英文版)》1996,(4)
ONAKINDOFTHEBESTESTIMATESFORTHEEULERCONSTANTγ¥XiongGutjing(熊规景)(WshanIust.Math.Sci.,TheChineseAcademyofSciences,Wuhan,50O71,C... 相似文献
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FactorizationsOrthogonaltoaSubgraphinGraphsLiGuojun(李国君)LiuGuizhen(刘桂真)(Dept.,ofMath.andSystemsScience,ShandongUniversity,Jin... 相似文献
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KuranishiFamiliesandModuliSpacesforHopfSurfacesLiQingzhong(李庆忠)ZhangJinhao(张锦豪)(DepartmentofMathematicsofFudanUniversity,Shan... 相似文献
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DIFFERENTIABILITYOFCONVEXFUNCTIONSANDASPLUNDSPACESChengLizin(程立新)ZhangFeng(张风)(Math.Section,Dept.ofPublicCourses,JianghanrPet... 相似文献
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巫世权 《数学物理学报(B辑英文版)》1994,(1)
MAXIMUMTREESOFSUBSETSWuShiquan(巫世权)(Inst.ofAppl.Math.,ChieseAcademyofSciences,POBox2734,Beijing100080,China)Abstract:LetXbeaf... 相似文献
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Tong Daorong 《东北数学》1994,(2)
FreeWeaklyHamilitonianLattice-OrderedGroups¥TongDaorong(仝道荣)(DepartmentofMathematics,HehaiUniversity.Nanijng,210024)Abstract:... 相似文献
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Involutions Fixing Products of Projective Spaces 总被引:1,自引:0,他引:1
Ding Yanhong 《东北数学》1999,(1)
§1.IntroductionLet(Mn,T)beasmoothinvolutiononaclosedn-dimensionalmanifold.WeuseFtodenotethesetofpointsfixedbyT.Thefolowingque... 相似文献
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1IntroductionConsidertheBurgersFisherequationut=uxx+αuux+γu(1-u),(1.1)whicharisesinthestudyofmanyphysicalproblems.Atraveling... 相似文献
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TeichmülerSpacesandFunctionSpacesGuoHui(郭辉)(ScholofMathematicalScience,PekingUniversity,Beijing,100871)CommunicatedbyLiZhongR... 相似文献
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1IntroductionConsiderathirdordernonlinearcontrolsystemintheformx…+F(r)x¨+G(r)x·+H(r)x=e(t),(1)whereF(r)=1-ε[1+kn(ε)r2],G(r)=1... 相似文献