Annales Mathematicae Silesianae (Sep 2023)

Fuzzy Weak Filters of Sheffer Stroke Hilbert Algebras

  • Borzooei Rajab Ali,
  • Rezaei Gholam Reza,
  • Jun Young Bae

DOI
https://doi.org/10.2478/amsil-2023-0010
Journal volume & issue
Vol. 37, no. 2
pp. 185 – 203

Abstract

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The (fuzzy) filter of the Sheffer stroke Hilbert algebra was addressed by Oner, Katican and Borumand Saeid. The weak version of the filter was discussed by Jun and Oner. In this manuscipt, with the fuzzy version of the weak filter in mind, the notions of fuzzy weak filters and (∈, ∈ ∨q)-fuzzy weak filters are introduced, and their properties are explored. Conditions under which t-level set, Qt-set and t-∈ ∨q-set become weak filters are explored in relation to fuzzy weak filters and (∈, ∈ ∨q)-fuzzy weak filters. The relationship and characterization of the fuzzy weak filter and the (∈, ∈ ∨q)-fuzzy weak filter are investigated.

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