On a conjecture of Higgins

DOI10.1017/S0004972700015070zbMath0882.20015WikidataQ122979063 ScholiaQ122979063MaRDI QIDQ4346959

Peter Nickolas, Philip R. Heath

Publication date: 9 March 1998

Published in: Bulletin of the Australian Mathematical Society (Search for Journal in Brave)

zbMATH Keywords

free productsGrushko's theoremfree decompositionsHiggins conjectureKurosh theoremsurjective maps of groups

Mathematics Subject Classification ID

Subgroup theorems; subgroup growth (20E07) Free products of groups, free products with amalgamation, Higman-Neumann-Neumann extensions, and generalizations (20E06) Sets with a single binary operation (groupoids) (20N02) Groupoids (i.e. small categories in which all morphisms are isomorphisms) (20L05)

Cites Work

• Grushko's theorem
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