Extremal digraphs avoiding distinct walks of length 3 with the same endpoints.

Zejun Huang Zhenhua Lyu

Published in: Discret. Math. (2022)

Keyphrases

endpoints
line segments
minimal cost
equivalence classes
directed graph
medial axis
computer vision
image processing
graph theory
fixed length
minimal paths
graphical representation
closed contours
single valued
minimal path
maximum cardinality