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Single Idea 19006

[filed under theme 4. Formal Logic / A. Syllogistic Logic / 2. Syllogistic Logic ]

Full Idea

An 'enthymeme' is a deductive argument with an unstated assumption that must be true for the premises to lead to the conclusion.

Gist of Idea

An 'enthymeme' is an argument with an indispensable unstated assumption

Source

Stephen Yablo (Aboutness [2014], 11.1)

Book Ref

Yablo,Stephen: 'Aboutness' [Princeton 2014], p.179


The 14 ideas from 'Aboutness'

If sentences point to different evidence, they must have different subject-matter [Yablo]
Sentence-meaning is the truth-conditions - plus factors responsible for them [Yablo]
The content of an assertion can be quite different from compositional content [Yablo]
A statement S is 'partly true' if it has some wholly true parts [Yablo]
Truth-conditions as subject-matter has problems of relevance, short cut, and reversal [Yablo]
y is only a proper part of x if there is a z which 'makes up the difference' between them [Yablo]
Parthood lacks the restriction of kind which most relations have [Yablo]
'Pegasus doesn't exist' is false without Pegasus, yet the absence of Pegasus is its truthmaker [Yablo]
A nominalist can assert statements about mathematical objects, as being partly true [Yablo]
Most people say nonblack nonravens do confirm 'all ravens are black', but only a tiny bit [Yablo]
Gettier says you don't know if you are confused about how it is true [Yablo]
Not-A is too strong to just erase an improper assertion, because it actually reverses A [Yablo]
An 'enthymeme' is an argument with an indispensable unstated assumption [Yablo]
A theory need not be true to be good; it should just be true about its physical aspects [Yablo]