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Breaking the Sorting Barrier for Directed Single-Source Shortest Paths(arxiv.org)
96 points by pentestercrab 5 days ago | 3 comments
random3 5 days ago | parent | next [-]

This was active a couple of days ago https://news.ycombinator.com/item?id=44812695

gsliepen 5 days ago | parent | prev [-]

At first glance it looks like this is very useful, but it only gives a speedup for very sparse graphs with an average degree of less than 3, unless your graph is very big, as in trillions of vertices.

MarkusQ 4 days ago | parent [-]

Degree less than 6? If m < 3n that means there are three times as many edges as nodes, and each edge connect to two vertices.

So 2d square latices would still benefit.

But yeah, not a total domination.