DIRECT SUM ON WFI-ALGEBRAS

  • Roh, Eun Hwan (Department of Mathematics Education and Institute of Mathematics Education Chinju National University of Education)
  • Received : 2009.07.01
  • Accepted : 2009.08.14
  • Published : 2009.09.30

Abstract

The notion of subdirect sum and direct sum in WFI-algebras is introduced, and several properties are investigated.

Keywords

Acknowledgement

Supported by : Chinju National University of Education

References

  1. Y. B. Jun, Weak fuzzy implication algebras, Adv. Stud. Contemp. Math. 7 (2003), no. 1, 41-52.
  2. Y. B. Jun, Perfect and concrete filters of WFI-algebras, Bull. Korean Math. Soc. 44 (2007), no. 4, 691-699. https://doi.org/10.4134/BKMS.2007.44.4.691
  3. Y. B. Jun, Osculatory WFI-algebras, Commun. Korean Math. Soc. 23 (2008), no. 1, 41-47. https://doi.org/10.4134/CKMS.2008.23.1.041
  4. Y. B. Jun and C. H. Park, Uncanny filters of WFI-algebras, Honam Math. J. 30 (2008), no. 1, 119-126. https://doi.org/10.5831/HMJ.2008.30.1.119
  5. Y. B. Jun, C. H. Park, and E. H. Roh, Characterizations of filters and ideals on WFI-algebras, Honam Math. J. 28 (2006), no. 4, 471-484.
  6. Y. B. Jun and S. Z. Song, Simulative and mutant WFI-algebras, Honam Math. J. 28 (2006), no. 4, 559-572.
  7. Z. Li and C. Zheng, Relations between fuzzy implication algebra and MV -algebra, J. Fuzzy Math. 9 (2001), no. 1, 201-205.
  8. W. M. Wu, Fuzzy implication algebras, Fuzzy Systems Math. 4 (1990), no. 1, 56-63.