MODERATOR NOTE: This is the notebook used in the livestream "Tree Representation for XML, JSON and Symbolic Expressions" on Wednesday, October 12 -- a part of Wolfram R&D livestream series announced and scheduled here: https://wolfr.am/RDlive For questions about this livestream, please leave a comment below.
Absolutely worth asking! I may submit a function to the Wolfram Function Repository to make these kinds of traversal order visualizations.
Thank you Ian for this overview of Trees in the WL.
Most of the code I can find in the notebook, except for the tree traversal illustrations. How were these pictures created?
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