Combining Texts
Ideas for
'Parmenides', 'Justice: What's the right thing to do?' and 'Vagueness'
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25 ideas
7. Existence / A. Nature of Existence / 3. Being / c. Becoming
229
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The one was and is and will be and was becoming and is becoming and will become [Plato]
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7. Existence / A. Nature of Existence / 3. Being / f. Primary being
21821
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Plato's Parmenides has a three-part theory, of Primal One, a One-Many, and a One-and-Many [Plato, by Plotinus]
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7. Existence / D. Theories of Reality / 3. Reality
221
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Absolute ideas, such as the Good and the Beautiful, cannot be known by us [Plato]
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7. Existence / D. Theories of Reality / 10. Vagueness / a. Problem of vagueness
21601
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A vague term can refer to very precise elements [Williamson]
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21589
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When bivalence is rejected because of vagueness, we lose classical logic [Williamson]
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21596
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Vagueness undermines the stable references needed by logic [Williamson]
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7. Existence / D. Theories of Reality / 10. Vagueness / b. Vagueness of reality
21629
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Equally fuzzy objects can be identical, so fuzziness doesn't entail vagueness [Williamson]
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7. Existence / D. Theories of Reality / 10. Vagueness / c. Vagueness as ignorance
21591
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Vagueness is epistemic. Statements are true or false, but we often don't know which [Williamson]
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21619
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If a heap has a real boundary, omniscient speakers would agree where it is [Williamson]
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21620
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The epistemic view says that the essence of vagueness is ignorance [Williamson]
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21622
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If there is a true borderline of which we are ignorant, this drives a wedge between meaning and use [Williamson]
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9120
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Vagueness in a concept is its indiscriminability from other possible concepts [Williamson]
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7. Existence / D. Theories of Reality / 10. Vagueness / d. Vagueness as linguistic
21614
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The 'nihilist' view of vagueness says that 'heap' is not a legitimate concept [Williamson]
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21617
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We can say propositions are bivalent, but vague utterances don't express a proposition [Williamson]
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21618
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If the vague 'TW is thin' says nothing, what does 'TW is thin if his perfect twin is thin' say? [Williamson]
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21625
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The vagueness of 'heap' can remain even when the context is fixed [Williamson]
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7. Existence / D. Theories of Reality / 10. Vagueness / e. Higher-order vagueness
21590
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Asking when someone is 'clearly' old is higher-order vagueness [Williamson]
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7. Existence / D. Theories of Reality / 10. Vagueness / f. Supervaluation for vagueness
21609
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Supervaluationism defines 'supertruth', but neglects it when defining 'valid' [Williamson]
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21610
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Supervaluation adds a 'definitely' operator to classical logic [Williamson]
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21613
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Supervaluationism cannot eliminate higher-order vagueness [Williamson]
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21592
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Supervaluation keeps classical logic, but changes the truth in classical semantics [Williamson]
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21603
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You can't give a precise description of a language which is intrinsically vague [Williamson]
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21604
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Supervaluation assigns truth when all the facts are respected [Williamson]
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21607
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Supervaluation has excluded middle but not bivalence; 'A or not-A' is true, even when A is undecided [Williamson]
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21608
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Truth-functionality for compound statements fails in supervaluation [Williamson]
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