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Full Idea
Accepting Ramsey's suggestion that 'if' and 'on the supposition that' come to the same thing, we get an equation which says ...you believe if A,B to the extent that you think that A&B is nearly as likely as A.
Gist of Idea
On the supposition view, believe if A,B to the extent that A&B is nearly as likely as A
Source
Dorothy Edgington (Conditionals (Stanf) [2006], 3.1)
Book Ref
'Stanford Online Encyclopaedia of Philosophy', ed/tr. Stanford University [plato.stanford.edu], p.11
| 19232 | In ordinary language a conditional statement assumes that the antecedent is true [Peirce] |
| 14279 | Asking 'If p, will q?' when p is uncertain, then first add p hypothetically to your knowledge [Ramsey] |
| 22432 | Normally conditionals have no truth value; it is the consequent which has a conditional truth value [Quine] |
| 15722 | Conditionals are pointless if the truth value of the antecedent is known [Quine] |
| 14282 | On the supposition view, believe if A,B to the extent that A&B is nearly as likely as A [Edgington] |
| 13854 | Conditionals express what would be the outcome, given some supposition [Edgington] |