Combining Texts

All the ideas for 'fragments/reports', 'The Ethical Criticism of Art' and 'First-Order Logic'

expand these ideas     |    start again     |     specify just one area for these texts


15 ideas

5. Theory of Logic / A. Overview of Logic / 1. Overview of Logic
Logic is the study of sound argument, or of certain artificial languages (or applying the latter to the former) [Hodges,W]
5. Theory of Logic / I. Semantics of Logic / 1. Semantics of Logic
A formula needs an 'interpretation' of its constants, and a 'valuation' of its variables [Hodges,W]
There are three different standard presentations of semantics [Hodges,W]
I |= φ means that the formula φ is true in the interpretation I [Hodges,W]
5. Theory of Logic / J. Model Theory in Logic / 3. Löwenheim-Skolem Theorems
Down Löwenheim-Skolem: if a countable language has a consistent theory, that has a countable model [Hodges,W]
Up Löwenheim-Skolem: if infinite models, then arbitrarily large models [Hodges,W]
5. Theory of Logic / K. Features of Logics / 6. Compactness
If a first-order theory entails a sentence, there is a finite subset of the theory which entails it [Hodges,W]
6. Mathematics / B. Foundations for Mathematics / 6. Mathematics as Set Theory / a. Mathematics is set theory
A 'set' is a mathematically well-behaved class [Hodges,W]
21. Aesthetics / A. Aesthetic Experience / 2. Aesthetic Attitude
Maybe literary assessment is evaluating the artist as a suitable friend [Gaut]
21. Aesthetics / B. Nature of Art / 2. Art as Form
Formalists say aesthetics concerns types of beauty, or unity, complexity and intensity [Gaut]
21. Aesthetics / C. Artistic Issues / 7. Art and Morality
'Moralism' says all aesthetic merits are moral merits [Gaut]
Musical performance can reveal a range of virtues [Damon of Ath.]
Good ethics counts towards aesthetic merit, and bad ethics counts against it [Gaut]
If we don't respond ethically in the way a work prescribes, that is an aesthetic failure [Gaut]
Good art does not necessarily improve people (any more than good advice does) [Gaut]