Fig. 20
From: Bipolar fuzzy outerplanar graphs approach in image shrinking

(a) Bipolar fuzzy graph. (b) Bipolar fuzzy edge contraction. (c) Edge deleted bipolar fuzzy outerplanar graph.
From: Bipolar fuzzy outerplanar graphs approach in image shrinking

(a) Bipolar fuzzy graph. (b) Bipolar fuzzy edge contraction. (c) Edge deleted bipolar fuzzy outerplanar graph.