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Replace the semi compressed trees by a term stack construction#18
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Replace the semi compressed trees by a term stack construction#18
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The advantage would be that a tree contains a lot of pointer indirections, namely stored as pointers to children, whereas the stack is simply a contiguous vector. Currently, it is less efficient because the semi compressed trees stores closed terms compressed, i.e. as a single node, which the term stack does not yet do. Furthermore, the evaluation is rather naive and could be replaced by a dedicated procedure. Both should be implemented before merging the pull request.