Upload image or document:
The dual of a tree is sometimes called a maze Itconsists of spaces connected by links in the same way that the tree consists of nodes connected by treebranches. Duals cannot be formed for every graph. ... Consequently, only planar graphs have duals.
Welcome to Q&A site for electrical and electronics engineering discussion for diploma, B.E./B.Tech, M.E./M.Tech, & PhD study.If you have a new question please ask in English.If you want to help this community answer these questions.