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Order, ISSN 0167-8094, 3/2018, Volume 35, Issue 1, pp. 23 - 45
Generalizing the well known and exploited relation between Heyting and Nelson algebras to semi-Heyting algebras, we introduce the variety of semi-Nelson... 
Geometry | Twist structures | Nelson algebras | Semi-Heyting algebras | Semi-Nelson algebras | Mathematics | Number Theory | Heyting algebras | MATHEMATICS | VARIETIES | Algebra
Journal Article
Logic Journal of the IGPL, ISSN 1367-0751, 08/2018, Volume 26, Issue 4, pp. 408 - 428
Motivated by a construction due to R. Cignoli that relates Heyting algebras and centered Nelson algebras, in this paper we prove that there exists an... 
Semi-Heyting algebras | Semi-Nelson algebras | Duality | Congruences | MATHEMATICS | MATHEMATICS, APPLIED | congruences | duality | LOGIC | semi-Nelson algebras
Journal Article
Studia Logica, ISSN 0039-3215, 4/2018, Volume 106, Issue 2, pp. 281 - 293
Motivated by the definition of semi-Nelson algebras, a propositional calculus called semi-intuitionistic logic with strong negation is introduced and proved to... 
Computational Linguistics | Semi-Nelson algebras | Intuitionism | Logic | Philosophy | Mathematical Logic and Foundations | Semi-intuitionistic logic | Intuitionistic logic with strong negation | MATHEMATICS | PHILOSOPHY | LOGIC | Algebra
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