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All the Perl that's Practical to Extract and Report
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The reference to TAOCP (Score:1)
For people with their own copy of TAOCP, you'll find the algorithm used for
Cell.joinas Algorithm E in section 2.3.3. Knuth uses the word "parent" instead of "leader", and he checks for the case where cells A and B are the same cell, but otherwise the details match.Reply to This