Tree Automata and Essential Subtrees
<|reference_start|>Tree Automata and Essential Subtrees: We introduce essential subtrees for terms (trees) and tree automata . There are some results concerning independent sets of subtrees and separable sets for a tree and an automaton.<|reference_end|>
@article{shtrakov2007tree,
    title={Tree Automata and Essential Subtrees},
    author={Slavcho Shtrakov},
    journal={Proc. of ICDMA, 31.08-02.09.2001, Bansko, v.6, 51-60 p},
    year={2007},
    archivePrefix={arXiv},
    eprint={cs/0702137},
    primaryClass={cs.CC cs.DM}
}