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Original Articles

On the Ranks of Certain Semigroups of Orientation Preserving Transformations

Pages 4195-4205 | Received 08 Feb 2010, Published online: 22 Nov 2011

REFERENCES

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  • Garba , G. U. ( 1994 ). On the idempotent ranks of certain semigroups of order-preserving transformations . Portugaliae Mathematica 51 : 185 – 204 .
  • Howie , J. M. ( 1995 ). Fundamentals of Semigroup Theory . Oxford : Oxford University Press .
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  • Communicated by V. Gould.

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