THE CLAR NUMBER OF A BENZENOID HYDROCARBON AND LINEAR-PROGRAMMING

被引:48
|
作者
HANSEN, P
ZHENG, ML
机构
[1] GERAD, Ecole des Hautes Etudes Commerciales, Montréal
关键词
D O I
10.1007/BF01277551
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
It is shown that the Clar number of a benzenoid hydrocarbon H (defined as the number of circles in a Clar formula, or equivalently as the maximum number of mutually resonant hexagons of H) can be determined by mixed-integer programming. Moreover, linear programming appears to suffice in practice to find in moderate computing time the Clar number of pericondensed hydrocarbons with more than a thousand hexagons.
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页码:93 / 107
页数:15
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