= Fact, Fiction, and Forecast by Nelson Goodman
{c}
{tag=Work by Nelson Goodman}
{title2=1954; linked fourth edition 1983}
https://fitelson.org/probability/goodman_fact_fiction_and_forecast.pdf
Primary book scan. Chapter III, section 4, pp. 72–80 in the fourth edition, defines <grue> through examination before a cutoff; chapter IV develops <predicate entrenchment> and <projectibility>. The original definition does not require an already examined green object to change colour at the cutoff.
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