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Would it make sense for this package to define filter and/or filter!?
I've looked into the implementation and guess that this issue boils down to: Is there a kind of null element defined for abstract trees? If yes, then a PreOrderDFS could replace elements by null and that should work, I think.
The text was updated successfully, but these errors were encountered:
Would it make sense for this package to define
filter
and/orfilter!
?I've looked into the implementation and guess that this issue boils down to: Is there a kind of null element defined for abstract trees? If yes, then a
PreOrderDFS
could replace elements by null and that should work, I think.The text was updated successfully, but these errors were encountered: