Article ID | Journal | Published Year | Pages | File Type |
---|---|---|---|---|
8897858 | Linear Algebra and its Applications | 2018 | 18 Pages |
Abstract
We give a necessary and sufficient condition for a bijection between the edge sets of two graphs to be a dual bijection. The condition involves unimodular congruence of augmented signed Laplacian matrices for the two graphs.
Related Topics
Physical Sciences and Engineering
Mathematics
Algebra and Number Theory
Authors
Derek A. Smith, Lorenzo Traldi, William Watkins,