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1.
1 IntroductionandnotationsFollowingReference[1]weuseMn(F)forn-by-nmatriceswithentriesfromF,special-lyMnforMn(C),AfortheHermitianadjointofA,i.e.(A)T,whereAistheentrywiseconjugateofA,andAT,thetransposeofA;ABforthedirectsumofmatricesAandB.LetX∈Mnbet…  相似文献   

2.
ANEFFECTIVEIMPROVEMENTOFREMESALGORITHMXiongguijing;(熊规景)Xiesiqing(谢四清)(Inst.ofMath.Sci.,ChineseAcademyofSciences,430071Wuhan,...  相似文献   

3.
ForanygroupG,denotebyπe(G)thesetofalelementordersofG.Givenafinite(resp.infinite)groupG,leth(πe(G))bethenumberofisomorphismcla...  相似文献   

4.
矩阵特征值的简化Brauer定理   总被引:6,自引:0,他引:6  
§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   

5.
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   

6.
OnRationalBasesofSubspacesofF((D))~nWanZhexian(万哲先)(InstituteofSystemsScience,ChineseAcademyofSciences,Beijing,100080andDepar?..  相似文献   

7.
§0.IntroductionWewriteFP(n)forCP(n)(n-dimensionalcomplexprojectivespace)orHP(n)(n-di-mensionalquaternionicprojectivespace).Mn...  相似文献   

8.
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   

9.
赵培标 《数学季刊》1996,11(2):56-59
TheIsometryofRiemannianManifoldtoaSphereZhaoPeibiao(赵培标)(Dept.ofMath.,AnhuiInstituteofFinance&Trade,233041)Abstract:Inthispap...  相似文献   

10.
ONAKINDOFTHEBESTESTIMATESFORTHEEULERCONSTANTγ¥XiongGutjing(熊规景)(WshanIust.Math.Sci.,TheChineseAcademyofSciences,Wuhan,50O71,C...  相似文献   

11.
ComplexLagrangianManifoldsandResurgentFunctions¥FrédéricPHAM(NiceUniversity,France)Theabovequotedpaperdealswithtransasymptoti...  相似文献   

12.
FactorizationsOrthogonaltoaSubgraphinGraphsLiGuojun(李国君)LiuGuizhen(刘桂真)(Dept.,ofMath.andSystemsScience,ShandongUniversity,Jin...  相似文献   

13.
KuranishiFamiliesandModuliSpacesforHopfSurfacesLiQingzhong(李庆忠)ZhangJinhao(张锦豪)(DepartmentofMathematicsofFudanUniversity,Shan...  相似文献   

14.
DIFFERENTIABILITYOFCONVEXFUNCTIONSANDASPLUNDSPACESChengLizin(程立新)ZhangFeng(张风)(Math.Section,Dept.ofPublicCourses,JianghanrPet...  相似文献   

15.
MAXIMUMTREESOFSUBSETSWuShiquan(巫世权)(Inst.ofAppl.Math.,ChieseAcademyofSciences,POBox2734,Beijing100080,China)Abstract:LetXbeaf...  相似文献   

16.
FreeWeaklyHamilitonianLattice-OrderedGroups¥TongDaorong(仝道荣)(DepartmentofMathematics,HehaiUniversity.Nanijng,210024)Abstract:...  相似文献   

17.
Involutions Fixing Products of Projective Spaces   总被引:1,自引:0,他引:1  
§1.IntroductionLet(Mn,T)beasmoothinvolutiononaclosedn-dimensionalmanifold.WeuseFtodenotethesetofpointsfixedbyT.Thefolowingque...  相似文献   

18.
1IntroductionConsidertheBurgersFisherequationut=uxx+αuux+γu(1-u),(1.1)whicharisesinthestudyofmanyphysicalproblems.Atraveling...  相似文献   

19.
TeichmülerSpacesandFunctionSpacesGuoHui(郭辉)(ScholofMathematicalScience,PekingUniversity,Beijing,100871)CommunicatedbyLiZhongR...  相似文献   

20.
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   

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