Results for 'left‐continuous t‐norm'

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  1.  55
    On the continuity points of left-continuous t-norms.S. Jenei & F. Montagna - 2003 - Archive for Mathematical Logic 42 (8):797-810.
    Left-continuous t-norms are much more complicated than the continuous ones, and obtaining a complete classification of them seems to be a very hard task. In this paper we investigate some aspects of left-continuous t-norms, with emphasis on their continuity points. In particular, we are interested in left-continuous t-norms which are isomorphic to t-norms which are continuous in the rationals. We characterize such a class, and we prove that it contains the class of all weakly cancellative left-continuous t-norms.
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  2.  17
    Structure of left-continuous triangular norms with strong induced negations (II) Rotation-annihilation construction.Sándor Jenei - 2001 - Journal of Applied Non-Classical Logics 11 (3-4):351-366.
    This paper is the continuation of [11] where the rotation construction of left-continuous triangular norms was presented. Here the class of triangular subnorms and a second construction, called rotation-annihilation, are introduced: Let T1 be a left-continuous triangular norm. If T1 has no zero divisors then let T2 be a left-continuous rotation invariant t-subnorm. If T1 has zero divisors then let T2 be a left-continuous rotation invariant triangular norm. From each such pair the rotation-annihilation construction produces a left-continuous triangular norm with (...)
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  3.  19
    First-order t-norm based fuzzy logics with truth-constants: distinguished semantics and completeness properties.Francesc Esteva, Lluís Godo & Carles Noguera - 2010 - Annals of Pure and Applied Logic 161 (2):185-202.
    This paper aims at being a systematic investigation of different completeness properties of first-order predicate logics with truth-constants based on a large class of left-continuous t-norms . We consider standard semantics over the real unit interval but also we explore alternative semantics based on the rational unit interval and on finite chains. We prove that expansions with truth-constants are conservative and we study their real, rational and finite chain completeness properties. Particularly interesting is the case of considering canonical real and (...)
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  4.  54
    On the standard and rational completeness of some axiomatic extensions of the monoidal t-Norm logic.Francesc Esteva, Joan Gispert, Lluís Godo & Franco Montagna - 2002 - Studia Logica 71 (2):199 - 226.
    The monoidal t-norm based logic MTL is obtained from Hájek''s Basic Fuzzy logic BL by dropping the divisibility condition for the strong (or monoidal) conjunction. Recently, Jenei and Montgana have shown MTL to be standard complete, i.e. complete with respect to the class of residuated lattices in the real unit interval [0,1] defined by left-continuous t-norms and their residua. Its corresponding algebraic semantics is given by pre-linear residuated lattices. In this paper we address the issue of standard and rational completeness (...)
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  5.  25
    On the Standard and Rational Completeness of some Axiomatic Extensions of the Monoidal T-norm Logic.Francesc Esteva, Joan Gispert, Lluís Godo & Franco Montagna - 2002 - Studia Logica 71 (2):199-226.
    The monoidal t-norm based logic MTL is obtained from Hájek's Basic Fuzzy logic BL by dropping the divisibility condition for the strong (or monoidal) conjunction. Recently, Jenei and Montgana have shown MTL to be standard complete, i.e. complete with respect to the class of residuated lattices in the real unit interval [0,1] defined by left-continuous t-norms and their residua. Its corresponding algebraic semantics is given by pre-linear residuated lattices. In this paper we address the issue of standard and rational completeness (...)
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  6.  9
    Marginally Represented Patients and the Moral Authority of Surrogates.Jeffrey T. Berger - 2020 - American Journal of Bioethics 20 (2):44-48.
    Incapacitated adult patients are commonly divided into two groups for purposes of decision making; those with a surrogate and those without. Respectively, these groups are often referred to as represented and unrepresented, and the relative ethics of decision making between them raises two particular issues. The first issue involves the differential application of the best interests standard between groups. Second is the prevailing notion that representedness and unrepresentedness are categorical phenomena, though it is more aptly understood as a multidimensional and (...)
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  7.  30
    The Leges Clodiae_ and _Obnuntiatio.T. N. Mitchell - 1986 - Classical Quarterly 36 (01):172-.
    One of four laws passed by Clodius early in 58 b.c. in some way modified the regulations governing obnuntiatio, the right possessed by magistrates and augurs to obstruct proceedings of the popular assemblies through announcement of unfavourable omens. The precise nature of the change is obscured by the fact that our main source, Cicero, describes it, as he does all of Clodius' legislation, in hyperbolic and polemical terms, alleging that it wholly abolished the right of obnuntiatio, a claim contradicted by (...)
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  8. Conservatism among Merchants? Codification and Customary Mercantile Law Traditions in the Netherlands.Cornelis Marinus in ’T. Veld - 2020 - Noesis 34:217-241.
    After the French Revolution, the codification movement led to the introduction of the Dutch Civil Code and the Commercial Code of 1838. These codifications were generally regarded as the bedrock of a dogmatic system in which little space was left for customs and customary law. Mercantile jurists, such as Holtius and Levy, were opponents of the legalistic approach of the new codifications. They tried to separate mercantile law from civil law in order to protect mercantile law from excessive legalistic influences. (...)
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  9.  71
    'I'm Just Saying...': Discourse Markers of Standpoint Continuity.Robert T. Craig & Alena L. Sanusi - 2000 - Argumentation 14 (4):425-445.
    Examining discourse markers (Schiffrin, 1987) in two transcribed discussions of controversial issues in an undergraduate 'critical thinking' class, we note frequent uses of 'I'm just saying' and related metadiscursive expressions (I'm/we're saying, I'm/we're not saying, etc.). Our central claim is that these 'saying' expressions are pragmatic devices by which speakers claim 'all along' to have held a consistent argumentative standpoint, one that continues through the discussion unless changed for good reasons. Through close analysis of a series of discourse examples, we (...)
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  10.  12
    Cicero's παλiνδα and Questions therewith connected.T. Rice Holmes - 1920 - Classical Quarterly 14 (01):39-.
    The object of this article is to ascertain as nearly as possible the dates of the conference at Luca and of Cicero's speech on the consular provinces; to identify the composition which he called his ‘palinode’; and to fix the chronological order of certain letters which relate to these points. Writing on April 8, 698 , Cicero tells his brother that on the 5th there was a debate in the Senate on the Campanian land; that on the 7th he visited (...)
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  11.  18
    Who will receive the last ventilator: why COVID-19 policies should not prioritise healthcare workers.Donna T. Chen, Lois Shepherd, Jordan Taylor & Mary Faith Marshall - 2021 - Journal of Medical Ethics 47 (9):599-602.
    Policies promoted and adopted for allocating ventilators during the COVID-19 pandemic have often prioritised healthcare workers or other essential workers. While the need for such policies has so far been largely averted, renewed stress on health systems from continuing surges, as well as the experience of allocating another scarce resource—vaccination—counsel revisiting the justifications for such prioritisation. Prioritising healthcare workers may have intuitive appeal, but the ethical justifications for doing so and the potential harms that could follow require careful analysis. Ethical (...)
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  12.  12
    The UK House of Commons report on the influence of the pharmaceutical industry: Lessons for equitable access to medicines in Australia.T. S. Faunce & George F. Tomossy - 2005 - Monash Bioethics Review 24 (2):S38-S42.
    This paper examines the recent UK House of Commons Health Committee report on the Influence of the Pharmaceutical Industry in relation to its findings and recommendations concerning access to medicines, and in particular the continuance of cost effectiveness or reference pricing. This mechanism of bargaining down the price of drugs on social justice grounds recently has been targeted by the US Department of Commerce as an unjustifiable non-tariff barrier to trade that should be eliminated in all OECD countries. Concerns have (...)
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  13.  45
    Funding Priorities: Autism and the Need for a More Balanced Research Agenda in Canada.T. M. Krahn & A. Fenton - 2012 - Public Health Ethics 5 (3):296-310.
    The public purse is responsible for funding almost all autism spectrum disorders (ASD) research in Canada (as per Canadian Institutes of Health Research [CIHR]) and for providing some of the existing services and supports for this population. In this article, we consider various reasons why Canada should be concerned to ensure a more equitable distribution of relevant public funding for ASD research than is currently the case to meet the express needs and interests of the diversity of autism stakeholders. As (...)
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  14.  11
    An Assessment on Ṣāliḥ Nābī's Work of al-Falsafa al-Mūsıḳī.Mehmet Tıraşcı - 2018 - Cumhuriyet İlahiyat Dergisi 22 (1):141-162.
    Ṣāliḥ Nābī (d. 1914) is a person who lived in the last periods of the Ottomans and is a medical graduate and interested in Turkish music. In 1910, he received a work called al-Falsafa al-Mūsiḳī (Philosophy of Musica). In this study, the effects of music on the human soul, music history, and musical understanding in the Ottoman period were found. Throughout history, many musical compositions have been received and reflected some philosophical thoughts. But an independent study of philosophy and music (...)
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  15. Exploring Ethical Decision Making in Responsible Innovation: The case of innovations for healthy food.V. Blok, T. H. Tempels, Pietersma Edwin & L. Jansen - 2017 - In Blok V., Tempels T. H., Edwin Pietersma & Jansen L. (eds.), Responsible Innovation 3. Springer International Publishing. pp. 209-230.
    In order to strengthen RI in the private sector, it is imperative to understand how companies organise this process, where it takes place, and what considerations and motivations are central in the innovation process. In this chapter, the questions of whether and where normative considerations play a role in the innovation process, and whether dimensions of RI are present in the innovation process, are addressed. In order answer these research questions, a theoretical framework is developed based on Jones’s theory of (...)
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  16.  17
    Normativity and thoughtfulness: A footnote to socrates.Maksymilian T. Madelr - unknown
    This paper argues that we ought to conceive of normativity as a matter of the exercise of fallible abilities that make a fragile pact with the future. To conceive normativity in this fashion we also need to change our image and practice of thinking, i.e., we need to endorse thoughtfulness, which consists in the ability and willingness to widen the scope (or, sometimes, change) that which we find insightful. This approach to normativity, and this image and practice of thinking, is (...)
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  17.  23
    Using best interests meetings for people in a prolonged disorder of consciousness to improve clinical and ethical management.Derick T. Wade - 2018 - Journal of Medical Ethics 44 (5):336-342.
    Current management of people with prolonged disorders of consciousness is failing patients, families and society. The causes include a general lack of concern, knowledge and expertise; a legal and professional framework which impedes timely and appropriate decision-making and/or enactment of the decision; and the exclusive focus on the patient, with no legitimate means to consider the broader consequences of healthcare decisions. This article argues that a clinical pathway based on the principles of the English Mental Capacity Act 2005 and using (...)
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  18.  19
    Structure of left-continuous triangular norms with strong induced negations (I) Rotation construction.Sándor Jenei - 2000 - Journal of Applied Non-Classical Logics 10 (1):83-92.
    ABSTRACT A new algebraic construction -called rotation- is introduced in this paper which from any left-continuous triangular norm which has no zero divisors produces a left-continuous but not continuous triangular norm with strong induced negation. An infinite number of new families of such triangular norms can be constructed in this way which provides a huge spectrum of choice for e.g. logical and set theoretical connectives in non-classical logic and in fuzzy theory. On the other hand, the introduced construction brings us (...)
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  19.  15
    Rediscovering Tomkins polarity theory: Humanism, normativism, and the psychological basis of left-right ideological conflict in the US and Sweden.Artur Nilsson & John T. Jost - 2011 - PLoS ONE 15 (7).
    According to Silvan Tomkins polarity theory, ideological thought is universally structured by a clash between two opposing worldviews. On the left, a humanistic worldview seeks to uphold the intrinsic value of the person; on the right, a normative worldview holds that human worth is contingent upon conformity to rules. In this article, we situate humanism and normativism within the context of contemporary models of political ideology as a function of motivated social cognition, beliefs about the social world, and personality traits. (...)
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  20. The organism as ontological go-between. Hybridity, boundaries and degrees of reality in its conceptual history.Charles T. Wolfe - 2014 - Studies in History and Philosophy of Science Part C: Studies in History and Philosophy of Biological and Biomedical Sciences 1:http://dx.doi.org/10.1016/j.shps.
    The organism is neither a discovery like the circulation of the blood or the glycogenic function of the liver, nor a particular biological theory like epigenesis or preformationism. It is rather a concept which plays a series of roles – sometimes overt, sometimes masked – throughout the history of biology, and frequently in very normative ways, also shifting between the biological and the social. Indeed, it has often been presented as a key-concept in life science and the ‘theorization’ of Life, (...)
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  21.  37
    The organism as ontological go-between: Hybridity, boundaries and degrees of reality in its conceptual history.Charles T. Wolfe - 2014 - Studies in History and Philosophy of Science Part C: Studies in History and Philosophy of Biological and Biomedical Sciences 48:151-161.
    The organism is neither a discovery like the circulation of the blood or the glycogenic function of the liver, nor a particular biological theory like epigenesis or preformationism. It is rather a concept which plays a series of roles, sometimes masked, often normative, throughout the history of biology. Indeed, it has often been presented as a key-concept in life science and its ‘theorization’, but conversely has also been the target of influential rejections: as just an instrument of transmission for the (...)
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  22.  17
    The Place of Bioethics in Philosophy: Toward a Mutually Constructive Integration.Pierce Randall, Daniel T. Kim & Wayne Shelton - 2022 - American Journal of Bioethics 22 (12):54-56.
    The critique to which Blumenthal-Barby et al. (2022), respond—that philosophy has little left to do in bioethics—reflects a common assumption that normative theorizing first generates general moral...
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  23. Locke, intellectual property rights, and the information commons.Herman T. Tavani - 2005 - Ethics and Information Technology 7 (2):87-97.
    This paper examines the question whether, and to what extent, John Locke’s classic theory of property can be applied to the current debate involving intellectual property rights (IPRs) and the information commons. Organized into four main sections, Section 1 includes a brief exposition of Locke’s arguments for the just appropriation of physical objects and tangible property. In Section 2, I consider some challenges involved in extending Locke’s labor theory of property to the debate about IPRs and digital information. In Section (...)
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  24.  31
    Basic Hoops: an Algebraic Study of Continuous t-norms.P. Aglianò, I. M. A. Ferreirim & F. Montagna - 2007 - Studia Logica 87 (1):73-98.
    A continuoxis t- norm is a continuous map * from [0, 1]² into [0,1] such that is a commutative totally ordered monoid. Since the natural ordering on [0,1] is a complete lattice ordering, each continuous t-norm induces naturally a residuation → and becomes a commutative naturally ordered residuated monoid, also called a hoop. The variety of basic hoops is precisely the variety generated by all algebras, where * is a continuous t-norm. In this paper we investigate the structure of the (...)
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  25.  31
    The Salonnieres and the Philosophes in Old Regime France: The Authority of Aesthetic Judgment.Jolanta T. Pekacz - 1999 - Journal of the History of Ideas 60 (2):277.
    In lieu of an abstract, here is a brief excerpt of the content:The Salonnières and the Philosophes in Old Regime France: The Authority of Aesthetic Judgment*Jolanta T. PekaczDuring the eighteenth century a significant shift occurred in the perception of the authority of aesthetic judgment in France, from a group usually referred to as “polite society” and widely considered the exclusive source of taste (goût) to various competing groups arrogating to themselves the right to judge artistic matters. 1 In the present (...)
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  26.  16
    The Challenge to Consensus.William T. Lynch - 2018 - Epistemology and Philosophy of Science 55 (3):57-61.
    Responding to comments on “Imre Lakatos and the Inexhaustible Atom: The Hidden Marxist Roots of History and Philosophy of Science,” an argument is made for reviving a missed opportunity for integrating sociological and normative approaches to science. Lakatos’ mature philosophy of science, though jettisoning a political commitment to Marxism, retains a dialectical approach developed during his Hungarian career. Through his carefully crafted debate with Feyerabend, Lakatos continued to promote a dialectical approach that offers a useful model for integrating the history (...)
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  27.  26
    The moral climates of international economic institutions and access to public goods and services in nigeria.Maksymilian T. Madelr & Oche Onazi - manuscript
    The first part of this paper provides a general theory of moral climates, which incorporates the following three elements: first, the values and limitations of that picture of moral behaviour focused on rules, rule-following and rationality; second, that picture of moral behaviour focused on institutionally-embedded activity; and third, that picture of moral behaviour that urges us to come face to face with our own limitations, i.e., our own ways of orienting ourselves to objects of value, such that we do not (...)
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  28.  6
    Cultures and Institutions of Natural History: Essays in the History and Philosophy of Science.Michael T. Ghiselin & Alan E. Leviton (eds.) - 2000 - California Academy of Sciences.
    Excerpt from Cultures and Institutions of Natural History: Essays in the History and Philosophy of Science This volume consists mainly of papers delivered at two meetings cosponsored by the Museo Civico di Storia Naturale in Milan and the California Academy of Sciences in San Francisco. The first, on the Culture of Natural History, was held in Milan, November l4-l 6, I996. The second, on Institutions of Natural History, was held in San Francisco, October 5 - 7, 1998. They followed two (...)
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  29.  40
    Basic hoops: An algebraic study of continuous T -norms.P. Aglianò, I. M. A. Ferreirim & F. Montagna - 2007 - Studia Logica 87 (1):73 - 98.
    A continuoxis t- norm is a continuous map * from [0, 1]² into [0,1] such that ([ 0,1], *, 1) is a commutative totally ordered monoid. Since the natural ordering on [0,1] is a complete lattice ordering, each continuous t-norm induces naturally a residuation → and ([ 0,1], *, →, 1) becomes a commutative naturally ordered residuated monoid, also called a hoop. The variety of basic hoops is precisely the variety generated by all algebras ([ 0,1], *, →, 1), where (...)
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  30.  9
    Justice for Women in War? Feminist Ethics and Human Rights for Women.Anna T. Höglund - 2003 - Feminist Theology 11 (3):346-361.
    Despite its commonality rape in war has long been an invisible war crime. Gender-based violence has escaped sanction because it has been shielded into the private sphere. Although rape in war is a form of public violence committed by soldiers representing a state it continues to be conceived as a private crime, committed by individual men. If women's human rights are to be respected in war and in peace the imaginary border between the public and the private has to be (...)
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  31.  4
    Martin Heidegger on the Way.Richard T. Hull (ed.) - 1996 - Brill | Rodopi.
    This work is a publication of a manuscript left unfinished at his death by the author. From the time of their conversations in 1936, William Henry Werkmeister has studied the phenomenon of Martin Heidegger's thought and the critical literature commenting on it. During a period spanning 36 years, Werkmeister wrote some nine articles and reviews about his findings. He turned to other interests, but the Heidegger phenomenon continued to reside at the back of his mind. At age ninety, Werkmeister set (...)
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  32.  55
    String Without Strings.James T. Wheeler - 2000 - Foundations of Physics 30 (7):1017-1091.
    Scale invariance provides a principled reason for the physical importance of Hilbert space, the Virasoro algebra, the string mode expansion, canonical commutators and Schrödinger evolution of states, independent of the assumptions of string theory and quantum theory. The usual properties of dimensionful fields imply an infinite, projective tower of conformal weights associated with the tangent space to scale-invariant spacetimes. Convergence and measurability on this tangent tower are guaranteed using a scale-invariant norm, restricted to conformally self-dual vectors. Maps on the resulting (...)
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  33.  13
    A Philosophical Path for Paracelsian Medicine: The Ideas, Intellectual Context, and Influence of Petrus Severinus (1540-1602) (review). [REVIEW]Dane T. Daniel - 2005 - Journal of the History of Philosophy 43 (4):488-489.
    In lieu of an abstract, here is a brief excerpt of the content:Reviewed by:A Philosophical Path for Paracelsian Medicine: The Ideas, Intellectual Context, and Influence of Petrus Severinus (1540–1602)Dane T. DanielJole Shackelford. A Philosophical Path for Paracelsian Medicine: The Ideas, Intellectual Context, and Influence of Petrus Severinus (1540–1602). Copenhagen: Museum Tusculanum Press, 2004. Pp. 519. Cloth, $83.00.The Paracelsian and Danish royal physician Petrus Severinus complained, "If we can make more potent [drugs], extracted from metals and minerals,... I ask, what age (...)
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  34.  21
    Crossing boundaries: ethics in interdisciplinary and intercultural relations: selected papers from the CEPE 2011 conference.Elizabeth A. Buchanan & Herman T. Tavani - 2013 - Acm Sigcas Computers and Society 43 (1):6-8.
    The Ninth International Conference on Computer Ethics: Philosophical Enquiry was held in Milwaukee, WI. Four papers originally presented at that conference are included in this issue of Computers and Society. The selected papers examine a wide range of information/computer-ethics-related issues, and taken together, they show great diversity in the field of information/computer ethics. We are continually negotiating with ethics, law, and policy in our technology-driven activities in the interconnected global arena. As we consider the themes within and among the papers (...)
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  35.  29
    On triangular norm based axiomatic extensions of the weak nilpotent minimum logic.Carles Noguera, Francesc Esteva & Joan Gispert - 2008 - Mathematical Logic Quarterly 54 (4):387-409.
    In this paper we carry out an algebraic investigation of the weak nilpotent minimum logic and its t-norm based axiomatic extensions. We consider the algebraic counterpart of WNM, the variety of WNM-algebras and prove that it is locally finite, so all its subvarieties are generated by finite chains. We give criteria to compare varieties generated by finite families of WNM-chains, in particular varieties generated by standard WNM-chains, or equivalently t-norm based axiomatic extensions of WNM, and we study their standard completeness (...)
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  36.  34
    Continuous fuzzy Horn logic.Vilém Vychodil - 2006 - Mathematical Logic Quarterly 52 (2):171-186.
    The paper deals with fuzzy Horn logic which is a fragment of predicate fuzzy logic with evaluated syntax. Formulas of FHL are of the form of simple implications between identities. We show that one can have Pavelka-style completeness of FHL w.r.t. semantics over the unit interval [0, 1] with left-continuous t-norm and a residuated implication, provided that only certain fuzzy sets of formulas are considered. The model classes of fuzzy structures of FHL are characterized by closure properties. We also give (...)
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  37.  49
    On the predicate logics of continuous t-norm BL-algebras.Franco Montagna - 2005 - Archive for Mathematical Logic 44 (1):97-114.
    Abstract.Given a class C of t-norm BL-algebras, one may wonder which is the complexity of the set Taut(C∀) of predicate formulas which are valid in any algebra in C. We first characterize the classes C for which Taut(C∀) is recursively axiomatizable, and we show that this is the case iff C only consists of the Gödel algebra on [0,1]. We then prove that in all cases except from a finite number Taut(C∀) is not even arithmetical. Finally we consider predicate monadic (...)
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  38.  12
    The Politics of Autonomy. [REVIEW]N. T. H. - 1977 - Review of Metaphysics 31 (1):121-121.
    In this new study of Rousseau, Levine presents a Kantian reading of the Social Contract. By attempting to reveal Rousseau’s anticipation of such Kantian themes as moral right and obligation the author’s purpose has been "to produce a Kantian reading of The Social Contract, a reading that emphasizes the many respects in which Rousseau anticipates Kant and motivates his investigations in moral philosophy". This purported similarity has been noted previously by thinkers such as Hegel and Cassirer. The book also develops (...)
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  39.  11
    Health data research on sudden cardiac arrest: perspectives of survivors and their next-of-kin.Dick L. Willems, Hanno L. Tan, Marieke T. Blom, Rens Veeken & Marieke A. R. Bak - 2021 - BMC Medical Ethics 22 (1):1-15.
    BackgroundConsent for data research in acute and critical care is complex as patients become at least temporarily incapacitated or die. Existing guidelines and regulations in the European Union are of limited help and there is a lack of literature about the use of data from this vulnerable group. To aid the creation of a patient-centred framework for responsible data research in the acute setting, we explored views of patients and next-of-kin about the collection, storage, sharing and use of genetic and (...)
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  40.  4
    Secular Government, Religious People by Ira C. Lupu and Robert W. Tuttle. [REVIEW]Joshua T. Mauldin - 2016 - Journal of the Society of Christian Ethics 36 (1):213-214.
    In lieu of an abstract, here is a brief excerpt of the content:Reviewed by:Secular Government, Religious People by Ira C. Lupu and Robert W. TuttleJoshua T. MauldinSecular Government, Religious People Ira C. Lupu and Robert W. Tuttle grand rapids, mi: eerdmans, 2014. 279 pp. $25.00.In Secular Government, Religious People, Ira C. Lupu and Robert W. Tuttle provide a structuralist account of the Establishment Clause and suggest that their conception of the secular character of government resonates with the dominant strand of (...)
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  41.  9
    Co-production and Managing Uncertainty in Health Research Regulation: A Delphi Study.Isabel Fletcher, Stanislav Birko, Edward S. Dove, Graeme T. Laurie, Catriona McMillan, Emily Postan, Nayha Sethi & Annie Sorbie - 2020 - Health Care Analysis 28 (2):99-120.
    European and international regulation of human health research is typified by a morass of interconnecting laws, diverse and divergent ethical frameworks, and national and transnational standards. There is also a tendency for legislators to regulate in silos—that is, in discrete fields of scientific activity without due regard to the need to make new knowledge as generalisable as possible. There are myriad challenges for the stakeholders—researchers and regulators alike—who attempt to navigate these landscapes. This Delphi study was undertaken in order to (...)
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  42. Zika Virus: Can Artificial Contraception Be Condoned?Marvin J. H. Lee, Ravi S. Edara, Peter A. Clark & Andrew T. Myers - 2016 - Internet Journal of Infectious Diseases 15 (1).
    As the Zika virus pandemic continues to bring worry and fear to health officials and medical scientists, Centers for Disease Control and Prevention (CDC) and World Health Organization (WHO) have recommended that residents of the Zika-infected countries, e.g., Brazil, and those who have traveled to the area should delay having babies which may involve artificial contraceptive, particularly condom. This preventive policy, however, is seemingly at odds with the Roman Catholic Church’s position on the contraceptive. As least since the promulgation of (...)
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  43.  37
    Enacting Ethics: Bottom-up Involvement in Implementing Moral Case Deliberation. [REVIEW]F. C. Weidema, A. C. Molewijk, G. A. M. Widdershoven & T. A. Abma - 2012 - Health Care Analysis 20 (1):1-19.
    In moral case deliberation (MCD), healthcare professionals meet to reflect upon their moral questions supported by a structured conversation method and non-directive conversation facilitator. An increasing number of Dutch healthcare institutions work with MCD to (1) deal with moral questions, (2) improve reflection skills, interdisciplinary cooperation and decision-making, and (3) develop policy. Despite positive evaluations of MCD, organization and implementation of MCD appears difficult, depending on individuals or external experts. Studies on MCD implementation processes have not yet been published. The (...)
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  44.  17
    Continuous triangular norm based fuzzy topology.Dexue Zhang & Gao Zhang - 2019 - Archive for Mathematical Logic 58 (7-8):915-942.
    For each continuous t-norm &, a class of fuzzy topological spaces, called &-topological spaces, is introduced. The motivation stems from the idea that to each many-valued logic there may correspond a theory of many-valued topology, in particular, each continuous t-norm may lead to a theory of fuzzy topology. It is shown that for each continuous t-norm &, the subcategory consisting of &-topological spaces is simultaneously reflective and coreflective in the category of fuzzy topological spaces, hence gives rise to an autonomous (...)
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  45.  45
    Standard completeness theorem for ΠMTL.Rostislav Horĉík - 2005 - Archive for Mathematical Logic 44 (4):413-424.
    Abstract.ΠMTL is a schematic extension of the monoidal t-norm based logic (MTL) by the characteristic axioms of product logic. In this paper we prove that ΠMTL satisfies the standard completeness theorem. From the algebraic point of view, we show that the class of ΠMTL-algebras (bounded commutative cancellative residuated l-monoids) in the real unit interval [0,1] generates the variety of all ΠMTL-algebras.
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  46.  49
    Perfect and bipartite IMTL-algebras and disconnected rotations of prelinear semihoops.Carles Noguera, Francesc Esteva & Joan Gispert - 2005 - Archive for Mathematical Logic 44 (7):869-886.
    IMTL logic was introduced in [12] as a generalization of the infinitely-valued logic of Lukasiewicz, and in [11] it was proved to be the logic of left-continuous t-norms with an involutive negation and their residua. The structure of such t-norms is still not known. Nevertheless, Jenei introduced in [20] a new way to obtain rotation-invariant semigroups and, in particular, IMTL-algebras and left-continuous t-norm with an involutive negation, by means of the disconnected rotation method. In order to give an algebraic interpretation (...)
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  47.  31
    On n -contractive fuzzy logics.Rostislav Horčík, Carles Noguera & Milan Petrík - 2007 - Mathematical Logic Quarterly 53 (3):268-288.
    It is well known that MTL satisfies the finite embeddability property. Thus MTL is complete w. r. t. the class of all finite MTL-chains. In order to reach a deeper understanding of the structure of this class, we consider the extensions of MTL by adding the generalized contraction since each finite MTL-chain satisfies a form of this generalized contraction. Simultaneously, we also consider extensions of MTL by the generalized excluded middle laws introduced in [9] and the axiom of weak cancellation (...)
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  48.  32
    Equational characterization of the subvarieties of BL generated by t-Norm algebras.Fransesc Esteva, Lluís Godo & Franco Montagna - 2004 - Studia Logica 76 (2):161 - 200.
    In this paper we show that the subvarieties of BL, the variety of BL-algebras, generated by single BL-chains on [0, 1], determined by continous t-norms, are finitely axiomatizable. An algorithm to check the subsethood relation between these subvarieties is provided, as well as another procedure to effectively find the equations of each subvariety. From a logical point of view, the latter corresponds to find the axiomatization of every residuated many-valued calculus defined by a continuous t-norm and its residuum. Actually, the (...)
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  49.  4
    Equational Characterization of the Subvarieties of BL Generated by t-norm Algebras.F. Esteva, L. Godo & F. Montagna - 2004 - Studia Logica 76 (2):161-200.
    In this paper we show that the subvarieties of BL, the variety of BL-algebras, generated by single BL-chains on [0, 1], determined by continous t-norms, are finitely axiomatizable. An algorithm to check the subsethood relation between these subvarieties is provided, as well as another procedure to effectively find the equations of each subvariety. From a logical point of view, the latter corresponds to find the axiomatization of every residuated many-valued calculus defined by a continuous t-norm and its residuum. Actually, the (...)
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  50. Metaphysics and morals.T. M. Scanlon - 2010 - In Mario De Caro & David Macarthur (eds.), Naturalism and Normativity. Cambridge University Press. pp. 7 - 22.
    This essay argues that normative judgments, in general, and moral judgments, in particular, are "truth apt" and can be objects of belief. Other main claims are: judgments about reasons, if interpreted as true, do not have metaphysical implications that are incompatible with a scientific view of the world. Two kinds of normative claims should be distinguished: substantive claims about what reasons people have and structural claims about what attitudes people must have insofar as they are rational. Employing this distinction, the (...)
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