7 found
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  1.  47
    Remarks about syllogistic with negative terms.Bogusław Iwanuś - 1969 - Studia Logica 24 (1):131 - 141.
  2.  33
    (1 other version)On leśniewski's elementary ontology.Bogusław Iwanuś - 1973 - Studia Logica 31 (1):73 - 125.
  3.  29
    Proof of decidability of the traditional calculus of names.Bogusław Iwanuś - 1973 - Studia Logica 32 (1):131 - 147.
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  4.  33
    An extension of the traditional logic containing the elementary ontology and the algebra of classes.Bogusław Iwanuś - 1969 - Studia Logica 25 (1):97 - 139.
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  5.  29
    Concerning the so called system BD of Åqvist.Bogusław Iwanuś - 1974 - Studia Logica 33 (4):339-343.
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  6.  18
    On Le'sniewski's Elementary Ontology.Bogusław Iwanuś - 1973 - Studia Logica 31 (1):7-72.
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  7.  31
    Czesław Lejewski. On Lesniewski's Ontology. Ratio (Oxford), vol. 1 no 2 (1958), pp. 150–176. - Czesław Lejewski. Zu Lesniewskis Ontologie. Ratio (Frankfurt a. M.), vol. 2 (1957–1958), pp. 50–78. [REVIEW]Bogusław Iwanuś - 1970 - Journal of Symbolic Logic 34 (4):647-648.