INTEGERS IN THE LOCATION SET-COVERING PROBLEM

被引:2
|
作者
ROSING, KE [1 ]
REVELLE, CS [1 ]
机构
[1] JOHNS HOPKINS UNIV,DEPT GEOG & ENVIRONM ENGN,BALTIMORE,MD 21218
来源
关键词
D O I
10.1068/b200481
中图分类号
X [环境科学、安全科学];
学科分类号
08 ; 0830 ;
摘要
Pastor's discovery of a historical example of a noninferior fractional solution to the location set-covering problem is not unexpected. We argue here that a method or observation that is generally good (or true) has merit and should not be dismissed as lacking in utility because of occasional counterexamples. A further report concerning fractions/integers in set-covering problems is made and the specific example cited by Pastor is analyzed.
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页码:481 / 482
页数:2
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