Single Idea 14180

[catalogued under 5. Theory of Logic / B. Logical Consequence / 1. Logical Consequence]

Full Idea

In Etchemendy's Interpretational Semantics (perhaps better called 'Substitutional') we keep the situation fixed and vary the interpretation; in Representational Semantics ('Modal'?) we keep interpretations fixed but consider varying situations.

Gist of Idea

Etchemendy says fix the situation and vary the interpretation, or fix interpretations with varying situations

Source

report of John Etchemendy (The Concept of Logical Consequence [1999]) by Stephen Read - Formal and Material Consequence 'Inval'

Book Reference

'Philosophy of Logic: an anthology', ed/tr. Jacquette,Dale [Blackwell 2002], p.238


A Reaction

[compressed] These are semantic strategies for interpreting logic, so they are two ways you might go about assessing an argument.

Related Idea

Idea 14181 Validity is where either the situation or the interpretation blocks true premises and false conclusion [Etchemendy, by Read]