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1998 The symmetry of intersection numbers in group theory
Peter Scott
Geom. Topol. 2(1): 11-29 (1998). DOI: 10.2140/gt.1998.2.11

Abstract

For suitable subgroups of a finitely generated group, we define the intersection number of one subgroup with another subgroup and show that this number is symmetric. We also give an interpretation of this number.

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Peter Scott. "The symmetry of intersection numbers in group theory." Geom. Topol. 2 (1) 11 - 29, 1998. https://doi.org/10.2140/gt.1998.2.11

Information

Received: 21 February 1997; Revised: 13 March 1998; Accepted: 19 March 1998; Published: 1998
First available in Project Euclid: 21 December 2017

zbMATH: 0897.20029
MathSciNet: MR1608688
Digital Object Identifier: 10.2140/gt.1998.2.11

Subjects:
Primary: 20F32
Secondary: 20E06, 20E07, 20E08, 57M07

Rights: Copyright © 1998 Mathematical Sciences Publishers

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Vol.2 • No. 1 • 1998
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