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  • Author

    • Jantanan, Wichayaporn (1)
    • Kongkratok, Sruangsuda (1)
    • Rodcha, Atirach (1)
  • Subject

    • bi-ideal, quasi-ideal, interior ideal, bi-interior ideal, bi-quasi ideal, bi-quasi-interior ideal, simple ordered semigroup and regular ordered semigroup. (1)
    • ... View More
  • Date Issued

    • 2562 (1)
  • Has File(s)