display all the ideas for this combination of texts
3 ideas
10992 | The point of conditionals is to show that one will accept modus ponens [Read] |
Full Idea: The point of conditionals is to show that one will accept modus ponens. | |
From: Stephen Read (Thinking About Logic [1995], Ch.3) | |
A reaction: [He attributes this idea to Frank Jackson] This makes the point, against Grice, that the implication of conditionals is not conversational but a matter of logical convention. See Idea 21396 for a very different view. |
10989 | The standard view of conditionals is that they are truth-functional [Read] |
Full Idea: The standard view of conditionals is that they are truth-functional, that is, that their truth-values are determined by the truth-values of their constituents. | |
From: Stephen Read (Thinking About Logic [1995], Ch.3) |
11017 | Some people even claim that conditionals do not express propositions [Read] |
Full Idea: Some people even claim that conditionals do not express propositions. | |
From: Stephen Read (Thinking About Logic [1995], Ch.7) | |
A reaction: See Idea 14283, where this appears to have been 'proved' by Lewis, and is not just a view held by some people. |