Korean Journal of Mathematics
- Volume 7 Issue 1
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- Pages.111-116
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- 1999
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- 1976-8605(pISSN)
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- 2288-1433(eISSN)
QUASIRETRACT TOPOLOGICAL SEMIGROUPS
- Jeong, Won Kyun (Department of Mathematics College of Natural Science, Kyungpook National University)
- Received : 1999.01.02
- Published : 1999.02.28
Abstract
In this paper, we introduce the concepts of quasi retract ideals and quasi retract topological semigroups which are weaker than those of retract ideals and retract topological semigroups, respectively. We prove that every