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Past, Present and Future

Arthur Prior

Published in print:
1967
Published Online:
October 2011
ISBN:
9780198243113
eISBN:
9780191680632
Item type:
book
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198243113.001.0001
Subject:
Philosophy, Metaphysics/Epistemology, Logic/Philosophy of Mathematics

This book is a sequel to Time and Modality. Many problems raised in that book have been resolved, and new ones have been raised in their turn. The author has recorded some of these developments, and ... More


Transient Truths: An Essay in the Metaphysics of Propositions

Berit Brogaard

Published in print:
2012
Published Online:
May 2012
ISBN:
9780199796908
eISBN:
9780199933235
Item type:
book
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199796908.001.0001
Subject:
Philosophy, Philosophy of Language

What are the things that we assert, believe, and desire? The orthodox view among philosophers is eternalism: these are contents that have their truth-values eternally. Transient Truths provides the ... More


Reviving Priorian Tense Logic

Berit Brogaard

in Transient Truths: An Essay in the Metaphysics of Propositions

Published in print:
2012
Published Online:
May 2012
ISBN:
9780199796908
eISBN:
9780199933235
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199796908.003.0005
Subject:
Philosophy, Philosophy of Language

Reviving Priorian tense logic may seem like a project doomed to fail. The evidence against it seems to be overwhelming. However, in this chapter I show that Priorian tense logic can handle some of ... More


Time and Existence

Arthur Prior

in Past, Present and Future

Published in print:
1967
Published Online:
October 2011
ISBN:
9780198243113
eISBN:
9780191680632
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198243113.003.0008
Subject:
Philosophy, Metaphysics/Epistemology, Logic/Philosophy of Mathematics

This chapter covers the following topics: modalized and tensed predicate logic; ancient, medieval, and modern objections to coming to be, being brought into being, and being prevented from being; ... More


The Metaphysics of Change I: The Instant of Change

Graham Priest

in In Contradiction

Published in print:
2006
Published Online:
May 2007
ISBN:
9780199263301
eISBN:
9780191718823
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199263301.003.0012
Subject:
Philosophy, Logic/Philosophy of Mathematics

This chapter examines the issue of discrete temporal changes. It is shown that there are, if not conclusive, then at least plausible reasons for supposing that these may produce dialetheias, ... More


Tense, Indexicality, and Consequence

James Higginbotham

in The Arguments of Time

Published in print:
2006
Published Online:
January 2012
ISBN:
9780197263464
eISBN:
9780191734748
Item type:
chapter
Publisher:
British Academy
DOI:
10.5871/bacad/9780197263464.003.0008
Subject:
Philosophy, General

This chapter outlines the problem of framing a theory of the temporal indicators of natural language in all their complexity and, in particular, of understanding the interaction of linguistic and ... More


Syllogistic Tense Logic

Alexander Broadie

in Introduction to Medieval Logic

Published in print:
1993
Published Online:
October 2011
ISBN:
9780198240266
eISBN:
9780191680137
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198240266.003.0008
Subject:
Philosophy, Logic/Philosophy of Mathematics, History of Philosophy

The term ‘syllogism’ was used in a wide sense to signify any piece of reasoning, theoretical or practical. Within the area of theoretical reasoning, a distinction was drawn between categorical and ... More


The Topology of Time

Arthur Prior

in Past, Present and Future

Published in print:
1967
Published Online:
October 2011
ISBN:
9780198243113
eISBN:
9780191680632
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198243113.003.0003
Subject:
Philosophy, Metaphysics/Epistemology, Logic/Philosophy of Mathematics

This chapter covers the following topics: analysis of the master-argument of Diodorus, early postulates for past and future, corresponding postulates on the logic of the B series, U-calculi and modal ... More


A Century of Time

J. R. Lucas

in The Arguments of Time

Published in print:
2006
Published Online:
January 2012
ISBN:
9780197263464
eISBN:
9780191734748
Item type:
chapter
Publisher:
British Academy
DOI:
10.5871/bacad/9780197263464.003.0001
Subject:
Philosophy, General

This chapter argues for the position of temporal becoming across a wide variety of fields. The chapter's central sections address successively the metaphysics, physics and logic of time. It rebuts ... More


Non-Standard Tense-Logics

Arthur Prior

in Past, Present and Future

Published in print:
1967
Published Online:
October 2011
ISBN:
9780198243113
eISBN:
9780191680632
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198243113.003.0004
Subject:
Philosophy, Metaphysics/Epistemology, Logic/Philosophy of Mathematics

This chapter covers the following topics: theses which assumed that time is either discrete or circular, postulates for circular time, postulates for the next and the last moment, the logic of ‘and ... More


The Nature of Time

Ulrich Meyer

Published in print:
2013
Published Online:
January 2014
ISBN:
9780199599332
eISBN:
9780191760648
Item type:
book
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199599332.001.0001
Subject:
Philosophy, Philosophy of Science

The theory of relativity convinced many philosophers that space and time are fundamentally alike, and that they are mere aspects of a more fundamental space-time. The Nature of Time argues against ... More


Tense Logic

Ulrich Meyer

in The Nature of Time

Published in print:
2013
Published Online:
January 2014
ISBN:
9780199599332
eISBN:
9780191760648
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199599332.003.0004
Subject:
Philosophy, Philosophy of Science

This chapter provides a survey of propositional tense and modal logic. It discusses a range of axiomatic theories for the tense operators P (“it was the case that”) and F (“it will be the case that”) ... More


Tense, Propositions, and Meanings

Mark Richard

in Truth and Truth Bearers: Meaning in Context, Volume II

Published in print:
2015
Published Online:
December 2015
ISBN:
9780198747765
eISBN:
9780191811531
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198747765.003.0003
Subject:
Philosophy, Philosophy of Language

Eternalism is the view that the objects of belief and assertion do not change truth value over time. David Kaplan argued that if tenses are (like modals) sentence operators, eternalism must be false, ... More


 The Barcan Formula and its Converse: Early Developments

Timothy Williamson

in Modal Logic as Metaphysics

Published in print:
2013
Published Online:
May 2013
ISBN:
9780199552078
eISBN:
9780191752506
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199552078.003.0002
Subject:
Philosophy, Metaphysics/Epistemology, Logic/Philosophy of Mathematics

Necessitists accept both the Barcan formula (or schema) and its converse in quantified modal logic; contingentists typically reject both formulas. Their controversial implications are explained. Both ... More


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