Khemmani V.; Pho-On W.; Isariyapalakul S.
(2022)
For an ordered set W = {w1, w2, ⋯, wk} of k distinct vertices in a connected graph G, the representation of a vertex v of G with respect to W is the k-vector r(v|W) = (d(v,w1), d(v,w2), ⋯, d(v,wk)), where d(v,wi) is the ...