Minimalizations of NFA using the universal automaton

被引:16
作者
Polák, L [1 ]
机构
[1] Masaryk Univ, Dept Math, Brno 66295, Czech Republic
关键词
minimalization of NFA; universal automaton;
D O I
10.1142/S0129054105003431
中图分类号
TP301 [理论、方法];
学科分类号
081202 ;
摘要
As is well known, each minimal NFA for a regular language L is isomorphic to a subautomaton of the so-called universal automaton U for L. We explore and compare various conditions on sets of states of U which are related to the fact that induced subautomata of U accept the whole language L. The methods of several previous works on minimalizations of NFA can be modified so that they fit in our approach. We also propose a new algorithm which is easy to implement.
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页码:999 / 1010
页数:12
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