Dictionary

digirth en · NOUN

Etymology

From di- + girth.

Meanings

1. The girth of a digraph.
   • We prove a relaxed version of this conjecture: every planar digraph of digirth at least four is 2-colourable.. 2016, Zhentao Li, Bojan Mohar, “Planar digraphs of digirth four are 2-colourable”, in arXiv:

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