Full Idea
A law of nature is any regularity that earns inclusion in the ideal system (or, in case of ties, in every ideal system).
Gist of Idea
A law of nature is any regularity that earns inclusion in the ideal system
Source
David Lewis (New work for a theory of universals [1983], 'Laws and C')
Book Reference
'Properties', ed/tr. Mellor,D.H. /Oliver,A [OUP 1997], p.215
A Reaction
Reminiscent of Peirce's view of truth (Idea 7661). This wouldn't seem to eliminate the danger of regularities with underlying causes ending up as laws (day causes night). Or very trivial regularities ending up as laws.
Related Idea
Idea 7661 Truth is the opinion fated to be ultimately agreed by all investigators [Peirce]