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Subsemigroups of free products of semigroups

Published online by Cambridge University Press:  20 January 2009

James Renshaw
James Renshaw
Affiliation:
Faculty of Mathematical StudiesUniversity of SouthamptonSouthamptonSO9 5NH
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Abstract

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Given amalgams of semigroups [U; Ti] and [U;Si] with U⊆Ti⊆Si, it was proved by Howie in [6] that need not be embedded in . We use the homological techniques developed by Renshaw in [7, 9] and study three new conditions each of which imply the embeddability of the above free products.

Type
Research Article
Information
Proceedings of the Edinburgh Mathematical Society , Volume 34 , Issue 3 , October 1991 , pp. 337 - 357
Copyright
Copyright © Edinburgh Mathematical Society 1991

References

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