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arxiv: 1904.00563 · v1 · submitted 2019-04-01 · 🧮 math.CO

Proper 3-orientations of bipartite planar graphs with minimum degree at least 3

classification 🧮 math.CO
keywords bipartitedegreeleastminimumplanarpropereverygraph
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We show that every bipartite planar graph with minimum degree at least 3 has proper orientation number at most 3.

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