
For a group \(G\) denote by \(s_G(n)\) the number of subgroups of index \(n\) in \(G\). The purpose of the present paper is to investigate the growth behaviour and the asymptotics of \(s_G(n)\) in the case when \(G\) is a free product of the form \(G=*^s_{k=1}G_k*F_r\) (\(0\leq r,s<\infty\), \(1
subgroup growth, Free products of groups, free products with amalgamation, Higman-Neumann-Neumann extensions, and generalizations, Generators, relations, and presentations of groups, asymptotic expansion, free products, number of subgroups, Subgroup theorems; subgroup growth, Asymptotic results on counting functions for algebraic and topological structures
subgroup growth, Free products of groups, free products with amalgamation, Higman-Neumann-Neumann extensions, and generalizations, Generators, relations, and presentations of groups, asymptotic expansion, free products, number of subgroups, Subgroup theorems; subgroup growth, Asymptotic results on counting functions for algebraic and topological structures
| selected citations These citations are derived from selected sources. This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically). | 18 | |
| popularity This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network. | Average | |
| influence This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically). | Top 10% | |
| impulse This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network. | Average |
