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Is hedge union always as fast as divide and conquer?
3 votes

While I have yet to see, or produce, a theoretical analysis of the hedge algorithms, I do have some empirical evidence that they are worse than the divide-and-conquer algorithms for binary trees. ...

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How can I calculate tree sizes to "stretch up" a finger tree?
1 votes

As it turns out, the best way to calculate the necessary tree sizes is not to. While crushing down one copy of the $ys$ finger tree (in a process reminiscent of "zipping" a Huet zipper), I ...

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