Vol. 48 No. 1 (2019)

View Vol. 48 No. 1 (2019)
Published: 2019-03-30

  • Positive Implicative Soju Ideals in BCK-Algebras

    Xiao Long Xin, Rajab Ali Borzooei, Young Bae Jun (Author)
    1–18
    DOI: https://doi.org/10.18778/0138-0680.48.1.01

  • A Modified Subformula Property for the Modal Logic S4.2

    Mitio Takano (Author)
    19–28
    DOI: https://doi.org/10.18778/0138-0680.48.1.02

  • Two Infinite Sequences of Pre-Maximal Extensions of the Relevant Logic E

    Lidia Typańska-Czajka (Author)
    29–43
    DOI: https://doi.org/10.18778/0138-0680.48.1.03

  • Functional Completeness in CPL via Correspondence Analysis

    Dorota Leszczyńska-Jasion, Yaroslav Petrukhin, Vasilyi Shangin, Marcin Jukiewicz (Author)
    45–76
    DOI: https://doi.org/10.18778/0138-0680.48.1.04

  • Erratum to: Congruences and Ideals in a Distributive Lattice with Respect to a Derivation

    Hasan Barzegar (Author)
    77–79
    DOI: https://doi.org/10.18778/0138-0680.48.1.05