Combining Texts

All the ideas for 'Does Emp.Knowledge have Foundation?', 'Elucidation of some points in E.Schrder' and 'The Essence of Reference'

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10 ideas

4. Formal Logic / F. Set Theory ST / 3. Types of Set / b. Empty (Null) Set
14238 A class is an aggregate of objects; if you destroy them, you destroy the class; there is no empty class [Frege]
5. Theory of Logic / F. Referring in Logic / 1. Naming / e. Empty names
10429 It is best to say that a name designates iff there is something for it to designate [Sainsbury]
5. Theory of Logic / F. Referring in Logic / 2. Descriptions / b. Definite descriptions
10425 Definite descriptions may not be referring expressions, since they can fail to refer [Sainsbury]
10438 Definite descriptions are usually rigid in subject, but not in predicate, position [Sainsbury]
13. Knowledge Criteria / B. Internal Justification / 4. Foundationalism / c. Empirical foundations
8793 If observation is knowledge, it is not just an experience; it is a justification in the space of reasons [Sellars]
13. Knowledge Criteria / B. Internal Justification / 4. Foundationalism / f. Foundationalism critique
8792 Observations like 'this is green' presuppose truths about what is a reliable symptom of what [Sellars]
18. Thought / D. Concepts / 4. Structure of Concepts / f. Theory theory of concepts
8791 The concept of 'green' involves a battery of other concepts [Sellars]
19. Language / B. Reference / 3. Direct Reference / b. Causal reference
10432 A new usage of a name could arise from a mistaken baptism of nothing [Sainsbury]
19. Language / B. Reference / 5. Speaker's Reference
10434 Even a quantifier like 'someone' can be used referentially [Sainsbury]
26. Natural Theory / A. Speculations on Nature / 3. Natural Function
10431 Things are thought to have a function, even when they can't perform them [Sainsbury]