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Single Idea 3746

[filed under theme 5. Theory of Logic / A. Overview of Logic / 4. Pure Logic ]

Full Idea

If sentences can have truth-values only when they occur as asserted, it would be impossible to have a truth-functional basis to logic.

Gist of Idea

Logic seems to work for unasserted sentences

Source

D.J. O'Connor (The Correspondence Theory of Truth [1975], Ch.6)

Book Ref

O'Connor,D.J.: 'The Correspondence Theory of Truth' [Hutchinson 1975], p.40


The 8 ideas from D.J. O'Connor

Beliefs must match facts, but also words must match beliefs [O'Connor]
We can't contemplate our beliefs until we have expressed them [O'Connor]
Must sentences make statements to qualify for truth? [O'Connor]
The semantic theory requires sentences as truth-bearers, not propositions [O'Connor]
Logic seems to work for unasserted sentences [O'Connor]
Events are fast changes which are of interest to us [O'Connor]
Without language our beliefs are particular and present [O'Connor]
What does 'true in English' mean? [O'Connor]