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Peter Øhrstrøm
Philosophy
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Article
Open AccessThe representation, quantification, and nature of genetic information
Current genetics studies often refer to notions from information science. The purpose of this paper is to summarize and structure the different notions of information used in biology, as a step towards develop...
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Chapter
Ockhamistic Inspiration in Modern Tense-Logic
The logic and philosophy of William of Ockham (ca. 1285–1347) was a very important inspiration to the founding father of modern tense-logic, A. N. Prior (1914–69). This paper offers a discussion of four aspect...
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Article
A critical discussion of Prior’s philosophical and tense-logical analysis of the ideas of indeterminism and human freedom
This paper is a critical discussion of A.N. Prior’s contribution to the modern understanding of indeterminism and human freedom of choice. Prior suggested that these ideas should be conceived in terms of his t...
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Article
Preface
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Article
Open AccessPrior’s paradigm for the study of time and its methodological motivation
A. N. Prior’s writings should obviously be studied already for historical reasons. His inventions of modern temporal logic and hybrid logic are clearly important events in the history of logic. But the endurin...
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Book
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Chapter
The Concept of Time: A Philosophical and Logical Perspective
As pointed out by St. Augustine we cannot give a proper definition of time as such. Furthermore, conceiving time as a literal object would be highly problematic. It is, however, possible to establish a concept...
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Chapter
What William of Ockham and Luis de Molina Would have said to Nuel Belnap: A Discussion of Some Arguments Against “The Thin Red Line”
According to A. N. Prior the use of temporal logic makes it possible to obtain a clear understanding of the consequences of accepting the doctrines of indeterminism and free choice. Nuel Belnap is one of the m...
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Article
Preface
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Article
From a logical angle
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Article
Branching time, indeterminism and tense logic
This paper deals with the historical and philosophical background of the introduction of the notion of branching time in philosophical logic as it is revealed in the hitherto unpublished mail-correspondence be...
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Article
Prior’s defence of Hintikka’s theorem. A discussion of Prior’s ‘The logic of obligation and the obligations of the logician’
In his paper, The logic of obligation and the obligations of the logician, A.N. Prior considers Hintikka’s theorem, according to which a statement cannot be both impossible and permissible. This theorem has been ...
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Article
Time and knowledge
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Article
Ethical Problems Inherent in Psychological Research based on Internet Communication as Stored Information
This paper deals with certain ethical problems inherent in psychological research based on internet communication as stored information. Section 1 contains an analysis of research on Internet debates. In parti...
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Article
Preface
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Chapter
A. N. Prior’s Ideas on the Relation between Semantics and Axiomatics for Temporal Logic
Temporal reasoning is captured in one manner by tense logic i.e. the logic of primitive tense-operators, and in another manner by the logic of instants (or dates) i.e. the earlier-later calculus. In terms of M...
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Chapter
A New Tempo-Modal Logic for Emerging Truth
It was always true that what is true in the present was to be in the future. But as the truth of a proposition regarding the present is a created truth, so is that of a proposition regarding the future. Theref...
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Book
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Article
A. N. Prior's rediscovery of tense logic
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Article
Geochronology as a metaphysical research programme
In diesem Artikel wird der wissenschaftstheoretische Stand der Geochronologie mit Hintergrund in den Arbeiten von Kuhn und besonders Popper diskutiert. Die Geochronologie wird untersucht mit Hinblick auf gener...
