Solucionando o dilema de Jørgensen com base na distinção entre imperativismo e prescritivismo

Abstract

O dilema de Jørgensen tem atormentado os imperativistas até aos nossos dias. Resumidamente, se há uma Lógica das Normas, então esta tem por elementos proposições (as proposições normativas) e, simultaneamente, tem por elementos imperativos, que não possuem conteúdo proposicional. Neste ensaio, defender-se-á que o imperativismo é totalmente compatível com a concebilidade de uma Lógica Deôntica de proposições, pelo que não é necessário afastá-lo para manter a referida concebilidade (ainda que haja outras razões para rejeitar o imperativismo). Todas as posições que aceitam a incompatibilidade suscitada pelo dilema de Jørgensen incorrem num erro, o de confundir imperativismo e prescritivismo. Jørgensen's dilemma has plagued imperativists to this day. Briefly, if there is a Logic of Norms, then propositions participate in it (normative propositions) and, simultaneously, imperatives participate in it, which do not have propositional content. In this essay, I will argue that imperativism is fully compatible with the conceivability of a Deontic Logic of propositions, so it is not necessary to push it aside to maintain that conceivability (although there are other reasons for rejecting imperativism). All positions that accept the incompatibility raised by Jørgensen's dilemma incur an error, that of confusing imperativism and prescriptivism.

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Ricardo Tavares Da Silva
Universidade de Lisboa
Ricardo Silva
Universidade Federal de Santa Catarina

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References found in this work

Logic and Semantics for Imperatives.Nate Charlow - 2014 - Journal of Philosophical Logic 43 (4):617-664.
Imperatives and logic.Jörgen Jörgensen - 1937 - Erkenntnis 7 (1):288-296.
Imperatives and Logic.Alf Ross - 1944 - Journal of Symbolic Logic 9 (2):48-48.
Deontic logic and the logic of imperatives.Edward J. Lemmon - 1965 - Logique Et Analyse 8 (29):39-61.

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