✦ LIBER ✦

Cospectral Graphs and Digraphs

✍ Scribed by Harary, F.; King, C.; Mowshowitz, A.; Read, R. C.

Book ID: 111975849
Publisher: Oxford University Press
Year: 1971
Tongue: English
Weight: 411 KB
Volume: 3
Category: Article
ISSN: 0024-6093
DOI: 10.1112/blms/3.3.321

No coin nor oath required. For personal study only.

📜 SIMILAR VOLUMES

Cospectral graphs and digraphs with give

Cospectral graphs and digraphs with given automorphism group

✍ V Krishnamoorthy; K.R Parthasarathy 📂 Article 📅 1975 🏛 Elsevier Science 🌐 English ⚖ 522 KB

Constructing cospectral graphs

✍ C. D. Godsil; B. D. McKay 📂 Article 📅 1982 🏛 Springer 🌐 English ⚖ 601 KB

Weakly Cospectral Graphs

✍ S. P. Strunkov 📂 Article 📅 2004 🏛 SP MAIK Nauka/Interperiodica 🌐 English ⚖ 131 KB

A note on nonisomorphic cospectral digra

A note on nonisomorphic cospectral digraphs

✍ V Krishnamoorthy; K.R Parthasarathy 📂 Article 📅 1974 🏛 Elsevier Science 🌐 English ⚖ 75 KB

Constructing Cospectral Digraphs with Ar

Constructing Cospectral Digraphs with Arbitrary Centers

✍ Ian Walters 📂 Article 📅 2002 🏛 Elsevier Science 🌐 English ⚖ 170 KB

When a digraph and its line digraph are

When a digraph and its line digraph are connected and cospectral

✍ Fuji Zhang; Guoning Lin 📂 Article 📅 1998 🏛 Elsevier Science 🌐 English ⚖ 266 KB

In this paper we characterize all digraphs each one of which is cospectral with its line digraph and both the digraph and its line digraph are connected. Some related enumeration problems are also considered. From these results we can see that there are arbitrarily large sets of cospectral digraphs.