Full Idea
Carneades denied the principle of the transitivity of identity.
Gist of Idea
Carneades denied the transitivity of identity
Source
report of Carneades (fragments/reports [c.174 BCE], fr 41-42) by Roderick Chisholm - Person and Object 3.1
Book Reference
Chisholm,Roderick: 'Person and Object' [Open Court 1976], p.91
A Reaction
Chisholm calls this 'extreme', but I assume Carneades wouldn't deny the principle in mathematics. I'm guessing that he just means that nothing ever stays quite the same.