A pumping condition for regular sets.
We prove that a language of a finitely generated free monoid is regular if and only if it satisfies the positive block pumping property. This gives a positive answer to a problem posed by Ehrenfeucht, Parikh and Rozenberg.
| 发表在: | SIAM journal on computing. 26, 3 (1997). |
|---|---|
| 主要作者: | |
| 格式: | 文件 |
| 语言: | English |
| 主题: |