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Tytuł:
Linear Abelian Modal Logic
Autorzy:
Mohammadi, Hamzeh
Powiązania:
https://bibliotekanauki.pl/articles/43184005.pdf
Data publikacji:
2024
Wydawca:
Uniwersytet Łódzki. Wydawnictwo Uniwersytetu Łódzkiego
Tematy:
many-valued logic
modal logic
abelian logic
hypersequent calculus
cut-elimination
Opis:
A many-valued modal logic, called linear abelian modal logic \(\rm {\mathbf{LK(A)}}\) is introduced as an extension of the abelian modal logic \(\rm \mathbf{K(A)}\). Abelian modal logic \(\rm \mathbf{K(A)}\) is the minimal modal extension of the logic of lattice-ordered abelian groups. The logic \(\rm \mathbf{LK(A)}\) is axiomatized by extending \(\rm \mathbf{K(A)}\) with the modal axiom schemas \(\Box(\varphi\vee\psi)\rightarrow(\Box\varphi\vee\Box\psi)\) and \((\Box\varphi\wedge\Box\psi)\rightarrow\Box(\varphi\wedge\psi)\). Completeness theorem with respect to algebraic semantics and a hypersequent calculus admitting cut-elimination are established. Finally, the correspondence between hypersequent calculi and axiomatization is investigated.
Źródło:
Bulletin of the Section of Logic; 2024, 53, 1; 1-28
0138-0680
2449-836X
Pojawia się w:
Bulletin of the Section of Logic
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
From Intuitionism to Brouwers Modal Logic
Autorzy:
Kostrzycka, Zofia
Powiązania:
https://bibliotekanauki.pl/articles/1023286.pdf
Data publikacji:
2020-12-30
Wydawca:
Uniwersytet Łódzki. Wydawnictwo Uniwersytetu Łódzkiego
Tematy:
intuitionistic logic
Kripke frames
Brouwer's modal logic
Opis:
We try to translate the intuitionistic propositional logic INT into Brouwer's modal logic KTB. Our translation is motivated by intuitions behind Brouwer's axiom p →☐◊p The main idea is to interpret intuitionistic implication as modal strict implication, whereas variables and other positive sentences remain as they are. The proposed translation preserves fragments of the Rieger-Nishimura lattice which is the Lindenbaum algebra of monadic formulas in INT. Unfortunately, INT is not embedded by this mapping into KTB.
Źródło:
Bulletin of the Section of Logic; 2020, 49, 4; 343-358
0138-0680
2449-836X
Pojawia się w:
Bulletin of the Section of Logic
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
An Arithmetically Complete Predicate Modal Logic
Autorzy:
Hao, Yunge
Tourlakis, George
Powiązania:
https://bibliotekanauki.pl/articles/2033850.pdf
Data publikacji:
2021-08-23
Wydawca:
Uniwersytet Łódzki. Wydawnictwo Uniwersytetu Łódzkiego
Tematy:
Predicate modal logic
arithmetic completeness
logic GL
Solovay's theorem
equational proofs
Opis:
This paper investigates a first-order extension of GL called \(\textup{ML}^3\). We outline briefly the history that led to \(\textup{ML}^3\), its key properties and some of its toolbox: the \emph{conservation theorem}, its cut-free Gentzenisation, the ``formulators'' tool. Its semantic completeness (with respect to finite reverse well-founded Kripke models) is fully stated in the current paper and the proof is retold here. Applying the Solovay technique to those models the present paper establishes its main result, namely, that \(\textup{ML}^3\) is arithmetically complete. As expanded below, \(\textup{ML}^3\) is a first-order modal logic that along with its built-in ability to simulate general classical first-order provability―"\(\Box\)" simulating the the informal classical "\(\vdash\)"―is also arithmetically complete in the Solovay sense.
Źródło:
Bulletin of the Section of Logic; 2021, 50, 4; 513-541
0138-0680
2449-836X
Pojawia się w:
Bulletin of the Section of Logic
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Neighbourhood Semantics for Graded Modal Logic
Autorzy:
Chen, Jinsheng
van Ditmarsch, Hans
Greco, Giuseppe
Tzimoulis, Apostolos
Powiązania:
https://bibliotekanauki.pl/articles/2033856.pdf
Data publikacji:
2021-07-14
Wydawca:
Uniwersytet Łódzki. Wydawnictwo Uniwersytetu Łódzkiego
Tematy:
Graded modal logic
neighbourhood frames
bisimulation
Opis:
We introduce a class of neighbourhood frames for graded modal logic embedding Kripke frames into neighbourhood frames. This class of neighbourhood frames is shown to be first-order definable but not modally definable. We also obtain a new definition of graded bisimulation with respect to Kripke frames by modifying the definition of monotonic bisimulation.
Źródło:
Bulletin of the Section of Logic; 2021, 50, 3; 373-395
0138-0680
2449-836X
Pojawia się w:
Bulletin of the Section of Logic
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Normal forms in partial modal logic
Autorzy:
Jaspars, Jan
Powiązania:
https://bibliotekanauki.pl/articles/1361078.pdf
Data publikacji:
1993
Wydawca:
Polska Akademia Nauk. Instytut Matematyczny PAN
Opis:
A "partial" generalization of Fine's definition [Fin] of normal forms in normal minimal modal logic is given. This means quick access to complete axiomatizations and decidability proofs for partial modal logic [Thi].
Źródło:
Banach Center Publications; 1993, 28, 1; 37-50
0137-6934
Pojawia się w:
Banach Center Publications
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
O logice modalnej
On Modal Logic
Autorzy:
Kiczuk, Stanisław
Powiązania:
https://bibliotekanauki.pl/articles/2015670.pdf
Data publikacji:
2004
Wydawca:
Katolicki Uniwersytet Lubelski Jana Pawła II. Towarzystwo Naukowe KUL
Tematy:
konieczność logiczna
możliwość logiczna
logika modalna
funktor modalny
ścisła implikacja
logical necessity
logical possibility
modal logic
modal operator
strict implication
Opis:
The paper appreciates six conditions which, according to G.E. Hughes and M.J. Cresswell, must be respected by those formal systems which aspire to be systems of modal logic. There are few such systems. The sense of modal functors “it is necessary that,” “it is possible that,” in this type of systems is in no way made precise. The paper undermines the validity of some conditions shown by Hughes and Cresswell. It outlines the way by which to construct a system of modal logic in which the functor of logical necessity and logical possibility would be unambiguously characterised by methods of contemporary logic.
Źródło:
Roczniki Filozoficzne; 2004, 52, 1; 199-213
0035-7685
Pojawia się w:
Roczniki Filozoficzne
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Fractional-Valued Modal Logic and Soft Bilateralism
Autorzy:
Piazza, Mario
Pulcini, Gabriele
Tesi, Matteo
Powiązania:
https://bibliotekanauki.pl/articles/43181839.pdf
Data publikacji:
2023
Wydawca:
Uniwersytet Łódzki. Wydawnictwo Uniwersytetu Łódzkiego
Tematy:
modal logic
general proof theory (including proof-theoretic semantics)
many-valued logics
Opis:
In a recent paper, under the auspices of an unorthodox variety of bilateralism, we introduced a new kind of proof-theoretic semantics for the base modal logic \(\mathbf{K}\), whose values lie in the closed interval \([0,1]\) of rational numbers [14]. In this paper, after clarifying our conception of bilateralism – dubbed “soft bilateralism” – we generalize the fractional method to encompass extensions and weakenings of \(\mathbf{K}\). Specifically, we introduce well-behaved hypersequent calculi for the deontic logic \(\mathbf{D}\) and the non-normal modal logics \(\mathbf{E}\) and \(\mathbf{M}\) and thoroughly investigate their structural properties.
Źródło:
Bulletin of the Section of Logic; 2023, 52, 3; 275-299
0138-0680
2449-836X
Pojawia się w:
Bulletin of the Section of Logic
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Relational and Neighborhood Semantics for Intuitionistic Modal Logic
Autorzy:
Kojima, Kensuke
Powiązania:
https://bibliotekanauki.pl/articles/1368603.pdf
Data publikacji:
2012
Wydawca:
Uniwersytet Jagielloński. Wydawnictwo Uniwersytetu Jagiellońskiego
Opis:
We investigate semantics for an intuitionistic modal logic in which the “possibility” modality does not distribute over disjunction. In particular, the main aim of this paper is to study such intuitionistic modal logic as a variant of classical non-normal modal logic. We first give a neighborhood semantics together with a sound and complete axiomatization. Next, we study relationships between our approach and the relational (Kripke-style) semantics considered in the literature. It is shown that a relational model can be represented as a neighborhood model, and the converse direction holds under a slight restriction. Also, by considering degenerate cases of neighborhood and relational semantics, we demonstrate that a certain classical monotone modal logic has relational semantics, and can be embedded into a classical normal bimodal logic.
Źródło:
Reports on Mathematical Logic; 2012, 47; 87-113
0137-2904
2084-2589
Pojawia się w:
Reports on Mathematical Logic
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Temporalna interpretacja logiki modalnej
Temporal Interpretation of Modal Logic
Autorzy:
Tkaczyk, Marcin
Powiązania:
https://bibliotekanauki.pl/articles/2013148.pdf
Data publikacji:
2008
Wydawca:
Katolicki Uniwersytet Lubelski Jana Pawła II. Towarzystwo Naukowe KUL
Tematy:
logika temporalna
logika tensalna
logika modalna
semantyka relacyjna
temporal logic
tense logic
modal logic
relational semantics
Opis:
Temporal interpretation of modal logic consists in replacing possible worlds with temporal states of the world or any time determinates and the accessibility relation with a relation of passage of time. That issue has been raised by A. N. Prior, who was thinking of propositions as things which could change their truth-values (could become true or become false) with the passage of time. Under such interpretation Prior was reading a formula  as: it (is and) will allways be the case that  or: it (is and) has allways been the case that . The formula  should be read respectively. In the present paper the interpretation in question is examined. Its sources are presented and its consequences are analysed. It is claimed, the interpretation to be highly disputable because of its disagreement with physical meaning of temporal statements, established in the special relativity theory.
Źródło:
Roczniki Filozoficzne; 2008, 56, 2; 273-297
0035-7685
Pojawia się w:
Roczniki Filozoficzne
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
An Observation Concerning Porte’s Rule in Modal Logic
Autorzy:
French, Rohan
Humberstone, Lloyd
Powiązania:
https://bibliotekanauki.pl/articles/749962.pdf
Data publikacji:
2015
Wydawca:
Uniwersytet Łódzki. Wydawnictwo Uniwersytetu Łódzkiego
Opis:
It is well known that no consistent normal modal logic contains (as theorems) both ◊A and ◊¬A (for any formula A). Here we observe that this claim can be strengthened to the following: for any formula A, either no consistent normal modal logic contains ◊A, or else no consistent normal modal logic contains ◊¬A.
Źródło:
Bulletin of the Section of Logic; 2015, 44, 1-2
0138-0680
2449-836X
Pojawia się w:
Bulletin of the Section of Logic
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
A Sound Interpretation of Leśniewskis Epsilon in Modal Logic KTB
Autorzy:
Inoue, Takao
Powiązania:
https://bibliotekanauki.pl/articles/2033852.pdf
Data publikacji:
2021-11-09
Wydawca:
Uniwersytet Łódzki. Wydawnictwo Uniwersytetu Łódzkiego
Tematy:
Le´sniewski’s ontology
propositional ontology
translation
interpretation
modal logic
KTB
soundness
Grzegorczyk’s modal logic
Opis:
In this paper, we shall show that the following translation \(I^M\) from the propositional fragment \(\bf L_1\) of Leśniewski's ontology to modal logic \(\bf KTB\) is sound: for any formula \(\phi\) and \(\psi\) of \(\bf L_1\), it is defined as (M1) \(I^M(\phi \vee \psi) = I^M(\phi) \vee I^M(\psi)\), (M2) \(I^M(\neg \phi) = \neg I^M(\phi)\), (M3) \(I^M(\epsilon ab) = \Diamond p_a \supset p_a . \wedge . \Box p_a \supset \Box p_b .\wedge . \Diamond p_b \supset p_a\), where \(p_a\) and \(p_b\) are propositional variables corresponding to the name variables \(a\) and \(b\), respectively. In the last, we shall give some comments including some open problems and my conjectures.
Źródło:
Bulletin of the Section of Logic; 2021, 50, 4; 455-463
0138-0680
2449-836X
Pojawia się w:
Bulletin of the Section of Logic
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
New Modification of the Subformula Property for a Modal Logic
Autorzy:
Takano, Mitio
Powiązania:
https://bibliotekanauki.pl/articles/1023185.pdf
Data publikacji:
2020-11-04
Wydawca:
Uniwersytet Łódzki. Wydawnictwo Uniwersytetu Łódzkiego
Tematy:
subformula property
modal logic
sequent calculus
scope of □
Opis:
A modified subformula property for the modal logic KD with the additionalaxiom □ ◊(A ∨ B) ⊃ □ ◊ A ∨ □ ◊B is shown. A new modification of the notion of subformula is proposed for this purpose. This modification forms a natural extension of our former one on which modified subformula property for the modal logics K5, K5D and S4.2 has been shown ([2] and [4]). The finite model property as well as decidability for the logic follows from this.
Źródło:
Bulletin of the Section of Logic; 2020, 49, 3; 255-268
0138-0680
2449-836X
Pojawia się w:
Bulletin of the Section of Logic
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Logika modalna a dowód ontologiczny
Modal Logic vs. Ontological Argument
Autorzy:
Biłat, Andrzej
Powiązania:
https://bibliotekanauki.pl/articles/967109.pdf
Data publikacji:
2012-03-01
Wydawca:
Uniwersytet Warszawski. Wydział Filozofii
Opis:
The contemporary versions of the ontological argument originated from Charles Hartshorne are formalized proofs (in the metalogical sense of the word) based on unique modal theories. The simplest well-known theory of this kind arises from the system B of modal logic by adding two extra-logical axioms: (AA) “If the perfect being exists, then it necessarily exists” (Anselm’s Axiom) and (AL) “It is possible that the perfect being exists” (Leibniz’s Axiom). In the paper a similar argument is presented, however none of the systems of modal logic is relevant to it. Its only premises are the axiom (AA) and, instead of (AL), the new axiom (AN): “If the perfect being doesn’t exist, it necessarily doesn’t”. The main goal of the work is to prove that (AN) is no more controversial than (AA) and - in consequence - the whole strength of the modal ontological argument lays in the set of its extra-logical premises. In order to do that, three arguments are formulated: ontological, “cosmological” and metalogical.
Źródło:
Filozofia Nauki; 2012, 20, 1; 103-108
1230-6894
2657-5868
Pojawia się w:
Filozofia Nauki
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Logika modalna i teoria gier
Modal Logic and Game Theory
Autorzy:
Tworak, Zbigniew
Powiązania:
https://bibliotekanauki.pl/articles/968716.pdf
Data publikacji:
2017-06-01
Wydawca:
Uniwersytet Warszawski. Wydział Filozofii
Opis:
In this paper, I demonstrate the fruitfulness of looking at modal logic from the perspective of game theory. In particular, I show how games in strategic form can be transformed into Kripke’s models for a multi-modal logic that combines the concepts of strategy profile, preference, and knowledge. The logic is sufficiently general to express solution concepts such as the best response, Nash Equilibrium, and Iterated Deletion of Strictly Dominated Strategies. Moreover, the logic allows us to derive the conditions on which these concepts are based.
Źródło:
Filozofia Nauki; 2017, 25, 2; 5-28
1230-6894
2657-5868
Pojawia się w:
Filozofia Nauki
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
A Modified Subformula Property for the Modal Logic S4.2
Autorzy:
Takano, Mitio
Powiązania:
https://bibliotekanauki.pl/articles/749870.pdf
Data publikacji:
2019
Wydawca:
Uniwersytet Łódzki. Wydawnictwo Uniwersytetu Łódzkiego
Tematy:
modal logic S4.2
sequent calculus
subformula property
Opis:
The modal logic S4.2 is S4 with the additional axiom ◊□A ⊃ □◊A. In this article, the sequent calculus GS4.2 for this logic is presented, and by imposing an appropriate restriction on the application of the cut-rule, it is shown that, every GS4.2-provable sequent S has a GS4.2-proof such that every formula occurring in it is either a subformula of some formula in S, or the formula □¬□B or ¬□B, where □B occurs in the scope of some occurrence of □ in some formula of S. These are just the K5-subformulas of some formula in S which were introduced by us to show the modied subformula property for the modal logics K5 and K5D (Bull Sect Logic 30(2): 115–122, 2001). Some corollaries including the interpolation property for S4.2 follow from this. By slightly modifying the proof, the finite model property also follows.
Źródło:
Bulletin of the Section of Logic; 2019, 48, 1
0138-0680
2449-836X
Pojawia się w:
Bulletin of the Section of Logic
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Topological and Multi-Topological Frames in the Context of Intuitionistic Modal Logic
Autorzy:
Witczak, Tomasz
Powiązania:
https://bibliotekanauki.pl/articles/749992.pdf
Data publikacji:
2019
Wydawca:
Uniwersytet Łódzki. Wydawnictwo Uniwersytetu Łódzkiego
Tematy:
intuitionistic modal logic
neighbourhood semantics
topological semantics
Kripke frames
soundness and completeness
Opis:
We present three examples of topological semantics for intuitionistic modal logic with one modal operator □. We show that it is possible to treat neighborhood models, introduced earlier, as topological or multi-topological. From the neighborhood point of view, our method is based on differences between properties of minimal and maximal neighborhoods. Also we propose transformation of multitopological spaces into the neighborhood structures.
Źródło:
Bulletin of the Section of Logic; 2019, 48, 3; 187-205
0138-0680
2449-836X
Pojawia się w:
Bulletin of the Section of Logic
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Najkrótsze aksjomaty modalnej logiki Łukasiewicza
The Shortest Axioms of Łukasiewicz’s Modal Logic
Autorzy:
Dywan, Zdzisław
Powiązania:
https://bibliotekanauki.pl/articles/488405.pdf
Data publikacji:
2016
Wydawca:
Katolicki Uniwersytet Lubelski Jana Pawła II. Towarzystwo Naukowe KUL
Tematy:
aksjomatyzacja
logika modalna
axiomatization
modal logic
Opis:
Pokazujemy, że formuła CLpEqLq aksjomatyzuje logikę modalną Łukasiewicza i nie istnieje krótszy aksjomat dla tej logiki.
We show that the formula CLpEqLq axiomatizes Łukasiewicz’s modal logic and that there exists no shorter axiom for it.
Źródło:
Roczniki Filozoficzne; 2016, 64, 2; 5-9
0035-7685
Pojawia się w:
Roczniki Filozoficzne
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Unifiability and Structural Completeness in Relation Algebras and in Products of Modal Logic S5
Autorzy:
Dzik, Wojciech
Wróbel, Beniamin
Powiązania:
https://bibliotekanauki.pl/articles/749956.pdf
Data publikacji:
2015
Wydawca:
Uniwersytet Łódzki. Wydawnictwo Uniwersytetu Łódzkiego
Tematy:
admissible rules
passive rules
unification
projective unification
almost structural completeness
n-modal logic S5n
relation algebras
representable diagonal-free cylindric algebras
Opis:
Unifiability of terms (and formulas) and structural completeness in the variety of relation algebras RA and in the products of modal logic S5 is investigated. Nonunifiable terms (formulas) which are satisfiable in varieties (in logics) are exhibited. Consequently, RA and products of S5 as well as representable diagonal-free n-dimensional cylindric algebras, RDfn, are almost structurally complete but not structurally complete. In case of S5n a basis for admissible rules and the form of all passive rules are provided.
Źródło:
Bulletin of the Section of Logic; 2015, 44, 1-2
0138-0680
2449-836X
Pojawia się w:
Bulletin of the Section of Logic
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Uwagi o genezie współczesnej logiki modalnej
Remarks on the Origin of the Contemporary Modal Logic
Autorzy:
Garbacz, Paweł
Powiązania:
https://bibliotekanauki.pl/articles/2016233.pdf
Data publikacji:
2000
Wydawca:
Katolicki Uniwersytet Lubelski Jana Pawła II. Towarzystwo Naukowe KUL
Opis:
In the article a justification is presented of introducing the logics of strict implication that can be reconstructed from the works of Clarence Irving Lewis who created them. It turns out that besides the commonly mentioned arguments concerning inadequacy of the implication of the classical logic for expressing the relation of implication Lewis also gave two other motivations. Namely, he claimed that classical logic is not able to formulate the intensional meaning that he ascribed to some alternative statements of current language and that classical logic involves ontological determinism. An analysis of these arguments also supported the conclusion concerning a metalinguistic character of functors of logics of strict implication drawn on the basis of the way Lewis understood expressions of formal logic. Hence the need was emphasised of caution in applying the discussed systems for formalising philosophical reasoning. Attention was also paid to the fact that only systems S I -S3 are entirely originated by C. I. Lewis, and Oscar Becker made a major contribution towards logics S4-S5. Different origins of these systems seem to be a certain explanation for their semantic heterogeneity.
Źródło:
Roczniki Filozoficzne; 2000, 48, 1; 169-194
0035-7685
Pojawia się w:
Roczniki Filozoficzne
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
A Note on the Intuitionistic Logic of False Belief
Autorzy:
Witczak, Tomasz
Powiązania:
https://bibliotekanauki.pl/articles/2142756.pdf
Data publikacji:
2021-09-01
Wydawca:
Uniwersytet Łódzki. Wydawnictwo Uniwersytetu Łódzkiego
Tematy:
Intuitionistic modal logic
non-normal modal logic
neighborhood semantics
Opis:
In this paper we analyse logic of false belief in the intuitionistic setting. This logic, studied in its classical version by Steinsvold, Fan, Gilbert and Venturi, describes the following situation: a formula $\varphi$ is not satisfied in a given world, but we still believe in it (or we think that it should be accepted). Another interpretations are also possible: e.g. that we do not accept $\varphi$ but it is imposed on us by a kind of council or advisory board. From the mathematical point of view, the idea is expressed by an adequate form of modal operator $\mathsf{W}$ which is interpreted in relational frames with neighborhoods. We discuss monotonicity of forcing, soundness, completeness and several other issues. Finally, we mention the fact that it is possible to investigate intuitionistic logics of unknown truths.
Źródło:
Bulletin of the Section of Logic; 2022, 51, 1; 57-71
0138-0680
2449-836X
Pojawia się w:
Bulletin of the Section of Logic
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Siła i słabość logik modalnych
The Strengths and Weaknesses of Modal Logics
Autorzy:
Czakon, Marcin
Powiązania:
https://bibliotekanauki.pl/articles/909495.pdf
Data publikacji:
2020-03-31
Wydawca:
Uniwersytet Warszawski. Wydział Filozofii
Tematy:
modal logic
temporal logic
epistemic logic
Opis:
This is a review of the book Jedność i wielość logik modalnych (The Unity and Diversity of Modal Logics) edited by Marcin Tkaczyk. The book contains discussions of the most recent results of contemporary modal logic, focusing on regular modal logics, epistemic logic, and temporal logic. The book comprises four chapter, each of which deals with selected formal-logical and philosophical problems associated with modal logic.
Źródło:
Filozofia Nauki; 2020, 28, 1; 125-132
1230-6894
2657-5868
Pojawia się w:
Filozofia Nauki
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Założeniowe systemy normalnych logik modalnych
Natural Deduction Systems of Normal Modal Logics
Autorzy:
Tkaczyk, Marcin
Powiązania:
https://bibliotekanauki.pl/articles/2013342.pdf
Data publikacji:
2007
Wydawca:
Katolicki Uniwersytet Lubelski Jana Pawła II. Towarzystwo Naukowe KUL
Tematy:
logika modalna
normalna logika modalna
dedukcja naturalna
system założeniowy
modal logic
normal modal logic
natural deduction
Opis:
Most normal modal logics have been constructed as axiomatic systems rather than natural deduction. However, a lot of them have Gentzen-style or Kalish-Montague-style counterparts. Unfortunately, very few systems have Słupecki-Borkowski-style natural deduction counterparts. To fill in the gap is an aim of the present paper. The system K is developed as a Leśniewski-Borkowski-style natural deduction system in two ways. Equivalence of the systems is proved. A way is described to develop other normal systems beginning with the given system K.
Źródło:
Roczniki Filozoficzne; 2007, 55, 1; 219-228
0035-7685
Pojawia się w:
Roczniki Filozoficzne
Dostawca treści:
Biblioteka Nauki
Artykuł

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