Search Results - "Jipsen, Peter"
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1
Residuated frames with applications to decidability
Published in Transactions of the American Mathematical Society (01-03-2013)“…Residuated frames provide relational semantics for substructural logics and are a natural generalization of Kripke frames in intuitionistic and modal logic,…”
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2
Varieties of unary-determined distributive $\ell$-magmas and bunched implication algebras
Published in Logical methods in computer science (07-02-2024)“…A distributive lattice-ordered magma ($d\ell$-magma) $(A,\wedge,\vee,\cdot)$ is a distributive lattice with a binary operation $\cdot$ that preserves joins in…”
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3
On generalized hoops, homomorphic images of residuated lattices, and (G)BL-algebras
Published in Soft computing (Berlin, Germany) (2017)“…Right-residuated binars and right-divisible residuated binars are defined as precursors of generalized hoops, followed by some results and open problems about…”
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4
Distributive residuated frames and generalized bunched implication algebras
Published in Algebra universalis (01-11-2017)“…We show that all extensions of the (non-associative) Gentzen system for distributive full Lambek calculus by simple structural rules have the cut elimination…”
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5
Nonassociative right hoops
Published in Algebra universalis (01-12-2019)“…The class of nonassociative right hoops, or narhoops for short, is defined as a subclass of naturally ordered right-residuated magmas, and is shown to be a…”
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6
Distributive laws in residuated binars
Published in Algebra universalis (01-12-2019)“…In residuated binars there are six non-obvious distributivity identities of · , / , \ over ∧ , ∨ . We show that in residuated binars with distributive lattice…”
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7
varvec{S}$$-preclones and the Galois connection $$\varvec{{}^{S}{}\textrm{Pol}}$$–$$\varvec{{}^{S}{}\textrm{Inv}}$$, Part I
Published in Algebra universalis (01-08-2024)“…We consider S - operations $$f :A^{n} \rightarrow A$$ f : A n → A in which each argument is assigned a signum $$s \in S$$ s ∈ S representing a “property” such…”
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8
The structure of generalized BI-algebras and weakening relation algebras
Published in Algebra universalis (01-08-2020)“…Generalized bunched implication algebras (GBI-algebras) are defined as residuated lattices with a Heyting implication, and are positioned between Boolean…”
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9
Generating all finite modular lattices of a given size
Published in Algebra universalis (01-11-2015)“…Modular lattices, introduced by R. Dedekind, are an important subvariety of lattices that includes all distributive lattices. Heitzig and Reinhold [ 8 ]…”
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10
Concurrent Kleene algebra with tests and branching automata
Published in Journal of logical and algebraic methods in programming (01-06-2016)Get full text
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11
S-preclones and the Galois connection SPol–SInv, Part I
Published in Algebra universalis (2024)“…We consider S - operations f : A n → A in which each argument is assigned a signum s ∈ S representing a “property” such as being order-preserving or…”
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12
The structure of finite commutative idempotent involutive residuated lattices
Published in Algebra universalis (01-11-2021)“…We characterize commutative idempotent involutive residuated lattices as disjoint unions of Boolean algebras arranged over a distributive lattice. We use this…”
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13
Structure theorems for idempotent residuated lattices
Published in Algebra universalis (01-05-2020)“…In this paper we study structural properties of residuated lattices that are idempotent as monoids. We provide descriptions of the totally ordered members of…”
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14
Topological duality and lattice expansions, I: A topological construction of canonical extensions
Published in Algebra universalis (01-04-2014)“…The two main objectives of this paper are (a) to prove purely topological duality theorems for semilattices and bounded lattices, and (b) to show that the…”
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15
A finite axiomatization of positive MV-algebras
Published in Algebra universalis (01-08-2022)“…Positive MV-algebras are the subreducts of MV-algebras with respect to the signature { ⊕ , ⊙ , ∨ , ∧ , 0 , 1 } . We provide a finite quasi-equational…”
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16
Topological duality and lattice expansions, II: Lattice expansions with quasioperators
Published in Algebra universalis (01-05-2014)“…The main objective of this paper (the second of two parts) is to show that quasioperators can be dealt with smoothly in the topological duality established in…”
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17
Lattice-ordered pregroups are semi-distributive
Published in Algebra universalis (01-02-2021)“…We prove that the lattice reduct of every lattice-ordered pregroup is semidistributive. This is a consequence of a certain weak form of the distributive law…”
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18
Relation algebras as expanded FL-algebras
Published in Algebra universalis (01-02-2013)“…This paper studies generalizations of relation algebras to residuated lattices with a unary De Morgan operation. Several new examples of such algebras are…”
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19
Periodic lattice-ordered pregroups are distributive
Published in Algebra universalis (01-10-2012)“…It is proved that any lattice-ordered pregroup that satisfies an identity of the form x ll ··· l = x rr ··· r (for the same number of l , r -operations on each…”
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ON TARSKI’S AXIOMATIC FOUNDATIONS OF THE CALCULUS OF RELATIONS
Published in The Journal of symbolic logic (01-09-2017)“…It is shown that Tarski’s set of ten axioms for the calculus of relations is independent in the sense that no axiom can be derived from the remaining axioms…”
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