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On Suborbital Graphs for the Modular Group
Author(s) -
Akbas M.
Publication year - 2001
Publication title -
bulletin of the london mathematical society
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 2.396
H-Index - 48
eISSN - 1469-2120
pISSN - 0024-6093
DOI - 10.1112/s0024609301008311
Subject(s) - mathematics , modular design , conjecture , graph , group (periodic table) , combinatorics , modular group , computer science , programming language , chemistry , organic chemistry
This paper proves a conjecture of G. A. Jones, D. Singerman and K. Wicks, that a suborbital graph for the modular group is a forest if and only if it contains no triangles. 2000 Mathematics Subject Classification 05C05, 05C20, 20H35.