Single Idea 15282

[catalogued under 14. Science / D. Explanation / 2. Types of Explanation / e. Lawlike explanations]

Full Idea

The two positivist criteria for a scientific theory are that the facts must be deducible from the theory together with initial conditions, and if there is more than one theory the simplest must be chosen.

Gist of Idea

Facts should be deducible from the theory and initial conditions, and prefer the simpler theory

Source

report of Andreas Osiander (Preface to 'De Revolutionibus' [1543]) by Harré,R./Madden,E.H. - Causal Powers 7.I

Book Reference

Harré,R/Madden,E.H.: 'Causal Powers: A Theory of Natural Necessity' [Blackwell 1975], p.119


A Reaction

Harré and Madden cite this as a famous early statement of positivism. It seems to combine Hempel and Lewis very concisely. Wrong, of course. It does not, though, appear to mention 'laws'.