Lennart Åqvist

Lennart Ernst Åqvist, född 11 mars 1932 i Örebro, död 7 mars 2019 i Uppsala domkyrkoförsamling, var en svensk logiker och filosof. 

Åqvist disputerade 1960 för filosofie doktorsgrad vid Uppsala universitet 1960 och arbetade därefter i Uppsala som docent i praktisk filosofi. Den 5 juni 1992 blev han hedersdoktor vid juridiska fakulteten vid Uppsala universitet. 

Han var grundare och redaktör av Journal of Philosophical Logic. Åqvist är begravd på Uppsala gamla kyrkogård.

Bibliografi 

 Some Logico-Semantical Themes in Karl Olivecrona's Philosophy of Law: A Non-Exegetical Approach. (2008) Theoria 74 (4):271–294.
 An Interpretation of Probability in the Law of Evidence Based on Pro-Et-Contra Argumentation. (2007) Artificial Intelligence and Law 15 (4).
 Some Remarks on Performatives in the Law. (2003) Artificial Intelligence and Law 11 (2-3).
 Old Foundations for the Logic of Agency and Action. (2002) Studia Logica 72 (3).
 The Logic of Historical Necessity as Founded on Two-Dimensional Modal Tense Logic. (1999) Journal of Philosophical Logic 28 (4).
 Discrete Tense Logic with Infinitary Inference Rules and Systematic Frame Constants: A Hilbert-Style Axiomatization.  (1996) Journal of Philosophical Logic 25 (1).
 On the Logic of Causally Necessary and Sufficient Conditions: Towards a Theory of Motive-Explanations of Human Actions. (1989) Erkenntnis 31 (1).
 Some Results on Dyadic Deontic Logic and the Logic of Preference.  (1986) Synthese 66 (1).
 On the Logical Syntax or Linguistic Deep Structure of Certain Crime Descriptions: Prolegomena to the Doctrine of Criminal Intent.  (1985) Synthese 65
 A Conjectured Axiomatization of Two-Dimensional Reichenbachian Tense Logic. (1979). Journal of Philosophical Logic 8 (1).
 Modal Logic with Subjunctive Conditionals and Dispositional Predicates. (1973) Journal of Philosophical Logic 2 (1).
 Improved Formulations of Act-Utilitarianism. (1969) Noûs 3 (3):299-323.
 Chisholm-Sosa Logics of Intrinsic Betterness and Value. (1968) Noûs 2 (3):253-270.
 Good Samaritans, Contrary-to-Duty Imperatives, and Epistemic Obligations.  (1967) Noûs 1 (4):361-379.
 Semantic and Pragmatic Characterizability of Linguistic Usage. (1967) Synthese 17 (1).
 Results Concerning Some Modal Systems That Contain S. (1964) Journal of Symbolic Logic 29 (2).
 A Solution to Moore's Paradox. (1964) Philosophical Studies 15 (1-2).
 Interpretations of Deontic Logic. (1964) Mind 73 (290):246-253.
 Results Concerning Some Modal Systems That Contain S. (1964) Journal of Symbolic Logic 29 (2):79-87.
 A Note on Commitment. (1963) Philosophical Studies 14 (1-2).
 Semantic Concepts of Expression. (1962) Philosophy and Phenomenological Research 23 (1):89-100.

Referenser 

 Tom Pauli (Editor), Philosophical essays dedicated to Lennart Åqvist on his fiftieth birthday. Philosophical Society and Dept. of Philosophy, University of Uppsala, 1982

Svenska docenter
Personer verksamma vid Uppsala universitet
Svenska filosofer under 1900-talet
Svenska filosofer under 2000-talet
Hedersdoktorer vid Uppsala universitet
Hedersledamöter vid Södermanlands-Nerikes nation
Svenska redaktörer
Alumner från Uppsala universitet
Forskare från Örebro
Gravsatta på Uppsala gamla kyrkogård
Födda 1932
Avlidna 2019
Män