[jpf0]

The claim here is +80% reduction in time, +5x throughput relative the current standard.

Nice to see illumination of the benefit of high-level algorithmic design associated with the first-principals aspect of APL.

This is also an interesting claim presently, given there's an active conversation in the Jsoftware community currently on how to handle tree structures.

[mamcx]

What is more interesting: Implement it was pretty simple and I don't resort to anything fancy.

P.D: You have the link to the Jsoftware community? Or wanna link back from here?