Combining Texts
Ideas for
'Parmenides', 'Guidebook to Wittgenstein's Tractatus' and 'The Justification of Deduction'
expand these ideas
|
start again
|
choose
another area for these texts
display all the ideas for this combination of texts
10 ideas
5. Theory of Logic / A. Overview of Logic / 1. Overview of Logic
11066
|
Deduction is justified by the semantics of its metalanguage [Dummett, by Hanna]
|
5. Theory of Logic / B. Logical Consequence / 2. Types of Consequence
19058
|
Syntactic consequence is positive, for validity; semantic version is negative, with counterexamples [Dummett]
|
5. Theory of Logic / D. Assumptions for Logic / 1. Bivalence
23484
|
Bipolarity adds to Bivalence the capacity for both truth values [Morris,M]
|
5. Theory of Logic / G. Quantification / 1. Quantification
23494
|
Conjunctive and disjunctive quantifiers are too specific, and are confined to the finite [Morris,M]
|
5. Theory of Logic / I. Semantics of Logic / 1. Semantics of Logic
19063
|
Beth trees show semantics for intuitionistic logic, in terms of how truth has been established [Dummett]
|
19059
|
In standard views you could replace 'true' and 'false' with mere 0 and 1 [Dummett]
|
19062
|
Classical two-valued semantics implies that meaning is grasped through truth-conditions [Dummett]
|
5. Theory of Logic / K. Features of Logics / 4. Completeness
19065
|
Soundness and completeness proofs test the theory of meaning, rather than the logic theory [Dummett]
|
5. Theory of Logic / L. Paradox / 3. Antinomies
13986
|
Plato found antinomies in ideas, Kant in space and time, and Bradley in relations [Plato, by Ryle]
|
14150
|
Plato's 'Parmenides' is perhaps the best collection of antinomies ever made [Russell on Plato]
|