Single Idea 1794

[catalogued under 27. Natural Reality / E. Cosmology / 1. Cosmology]

Full Idea

He appears to have been the first to discover that Hesperus and Lucifer were the same star.

Gist of Idea

He was the first to discover the identity of the Morning and Evening Stars

Source

report of Parmenides (fragments/reports [c.474 BCE]) by Diogenes Laertius - Lives of Eminent Philosophers 09.Pa.3

Book Reference

Diogenes Laertius: 'Diogenes Laertius', ed/tr. Yonge,C.D. [Henry G. Bohn 1853], p.385


A Reaction

This is the famous example used by Frege to discuss reference and meaning.