Moore–Penrose inverse of the incidence matrix of a distance regular graph

Authors

A. Azimi, University of Neyshabur
R. B. Bapat, Indian Statistical Institute (Delhi Centre)

Article Type

Research Article

Publication Title

Linear Algebra and Its Applications

Abstract

Let Γ be a graph with n vertices, where each edge is given an orientation and let Q be the vertex-edge incidence matrix. We obtain a formula for the Moore–Penrose inverse of Q, when Γ is a distance regular graph. The formula is illustrated by examples.

First Page

92

Last Page

103

DOI

10.1016/j.laa.2018.04.003

Publication Date

8-15-2018

Comments

All Open Access, Bronze

Recommended Citation

Azimi, A. and Bapat, R. B., "Moore–Penrose inverse of the incidence matrix of a distance regular graph" (2018). Journal Articles. 1275.
https://digitalcommons.isical.ac.in/journal-articles/1275