𝔖 Bobbio Scriptorium
✦   LIBER   ✦

Enumeration of Kekulé structures by matrix methods

✍ Scribed by George G. Hall


Publisher
Elsevier Science
Year
1988
Tongue
English
Weight
252 KB
Volume
145
Category
Article
ISSN
0009-2614

No coin nor oath required. For personal study only.


📜 SIMILAR VOLUMES


A new method for the enumeration of keku
✍ Ivan Gutman; Sven J. Cyvin 📂 Article 📅 1987 🏛 Elsevier Science 🌐 English ⚖ 300 KB

A novel method for the calculation of the number Kof Kekult structures of benzenoid hydrocarbons is presented. K= ) det WI, where W is a matrix whose entries are the K values of certain fragments of the benzenoid system considered.

Enumeration of kekulé structures in poly
✍ A. Graovc; D. Babić; M. Strunje 📂 Article 📅 1986 🏛 Elsevier Science 🌐 English ⚖ 310 KB

A procedure 1s described which allows the evaluation of the number of Kekule structures, K, for any polymer. In the case of regular polymers explicit recurrence relations for K are derived where the order of the recurrence depends on the number of edges linking two consecutive monomers.

Identification of the Kekulé, structures
✍ Rong-qin Sheng 📂 Article 📅 1987 🏛 Elsevier Science 🌐 English ⚖ 291 KB

An economical two-vertex elimination method for deciding whether or not a given polyeyclic aromatic hydrocarbon has Kekult structures is suggested. New concepts of convex (concave) vertices, rectangular sets, convex rectangular sets and convex pairs are introduced.

The number of Kekulé structures for prim
✍ S.J. Cyvin 📂 Article 📅 1988 🏛 Elsevier Science 🌐 English ⚖ 374 KB

The number of Kekult structures for primitive coronoids is studied. The systems have obvious counterparts within a class of hydrocarbons known as cycloarenes. Complete solutions are given for centrosymmetrical primitive coronoids and those with trigonal or hexagonal symmetries. The technique is base