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  • 简介:RECOGNIZINGESSENTIALLYDISCONNECTEDBENZENOIDSWITHFIXEDDOUBLEBONDS¥LINKERONG;S.J.CYVIN;B.N.CYVIN;CHENRONGSI(DepartmentofMathema...

  • 标签: BENZENOID SYSTEM Kekule STRUCTURE fixed BOND
  • 简介:AKekuléanbenzenoidsystemisonewithKekuléstructures.Afixeddouble(single)bondofaKekuléanbenzenoidsystemHisanedgebelongingtoall(none)oftheKekuléstructuresofH.EssentiallydisconnectedsystemsareKekuléanpericondensedbenzenoidsystemswithsomefixeddoubleorsinglebonds.InthispaperanecessaryandsufficientconditionforaKekuléanbenzenoidsystemtobeanessentiallydisconnectedbenzenoidsystemwithfixeddoublebondsisgivenandrigorouslyproved.

  • 标签: 固定双键 本质不连通 苯型系统 Kekulé结构 子图