8 ideas
10993 | Ramsey's Test: believe the consequent if you believe the antecedent [Ramsey, by Read] |
14303 | Truth-functional conditionals have a simple falsification, when A is true and B is false [Peirce] |
14279 | Asking 'If p, will q?' when p is uncertain, then first add p hypothetically to your knowledge [Ramsey] |
2614 | Modern phenomenalism holds that objects are logical constructions out of sense-data [Ayer] |
2615 | The concept of sense-data allows us to discuss appearances without worrying about reality [Ayer] |
6894 | Mental terms can be replaced in a sentence by a variable and an existential quantifier [Ramsey] |
9418 | All knowledge needs systematizing, and the axioms would be the laws of nature [Ramsey] |
9420 | Causal laws result from the simplest axioms of a complete deductive system [Ramsey] |