29 ideas
| 3853 | For science to be rational, we must explain scientific change rationally [Newton-Smith] |
| 3859 | We do not wish merely to predict, we also want to explain [Newton-Smith] |
| 3870 | The real problem of science is how to choose between possible explanations [Newton-Smith] |
| 3855 | Critics attack positivist division between theory and observation [Newton-Smith] |
| 3854 | Positivists hold that theoretical terms change, but observation terms don't [Newton-Smith] |
| 3869 | More truthful theories have greater predictive power [Newton-Smith] |
| 3861 | Theories generate infinite truths and falsehoods, so they cannot be used to assess probability [Newton-Smith] |
| 9540 | A 'value-assignment' (V) is when to each variable in the set V assigns either the value 1 or the value 0 [Hughes/Cresswell] |
| 9541 | The Law of Transposition says (P→Q) → (¬Q→¬P) [Hughes/Cresswell] |
| 9543 | The rules preserve validity from the axioms, so no thesis negates any other thesis [Hughes/Cresswell] |
| 9544 | A system is 'weakly' complete if all wffs are derivable, and 'strongly' if theses are maximised [Hughes/Cresswell] |
| 3867 | De re necessity arises from the way the world is [Newton-Smith] |
| 3872 | We must assess the truth of beliefs in identifying them [Newton-Smith] |
| 5303 | For the proletariate, law, morality and religion are just expressions of bourgeois interests [Marx/Engels] |
| 3857 | Defeat relativism by emphasising truth and reference, not meaning [Newton-Smith] |
| 3858 | A full understanding of 'yellow' involves some theory [Newton-Smith] |
| 3862 | All theories contain anomalies, and so are falsified! [Newton-Smith] |
| 3863 | The anomaly of Uranus didn't destroy Newton's mechanics - it led to Neptune's discovery [Newton-Smith] |
| 3864 | Anomalies are judged against rival theories, and support for the current theory [Newton-Smith] |
| 3865 | Why should it matter whether or not a theory is scientific? [Newton-Smith] |
| 3866 | If theories are really incommensurable, we could believe them all [Newton-Smith] |
| 3871 | Explaining an action is showing that it is rational [Newton-Smith] |
| 21998 | Bourgeois interests create our morality, law and religion [Marx/Engels] |
| 5302 | Modern governments are just bourgeois management committees [Marx/Engels] |
| 5304 | Communism aims to abolish not all property, but bourgeois property [Marx/Engels] |
| 5307 | Many of the bourgeois rights grievances are a form of self-defence [Marx/Engels] |
| 5306 | The free development of each should be the condition for the free development of all [Marx/Engels] |
| 5305 | Communists want to rescue education from the ruling class [Marx/Engels] |
| 5301 | The history of all existing society is the history of class struggles [Marx/Engels] |