tag:blogger.com,1999:blog-4987609114415205593.post6797327858727552824..comments2024-03-28T07:29:53.593+00:00Comments on M-Phi: Carnap on FregeJeffrey Ketlandhttp://www.blogger.com/profile/01753975411670884721noreply@blogger.comBlogger2125tag:blogger.com,1999:blog-4987609114415205593.post-60437195999739808532013-07-13T13:49:58.168+01:002013-07-13T13:49:58.168+01:00Thanks, Chris.
Yes, you're right, of course. ...Thanks, Chris. <br />Yes, you're right, of course. My guess is maybe Carnap didn't look at Cantor's original writings, and so knew only second-hand about how Cantor thought about these things.<br /><br />What I'm fascinated by are these interesting coincidences - Carnap studying with Frege at Jena; Frege sending LW off to study with Russell. Ramsey being at Cambridge, and befriending LW. Then Carnap, LW, Popper and Godel all in Vienna, circa 1926-1936.<br /><br />JeffJeffrey Ketlandhttps://www.blogger.com/profile/01753975411670884721noreply@blogger.comtag:blogger.com,1999:blog-4987609114415205593.post-39216475236469119652013-07-13T12:57:15.252+01:002013-07-13T12:57:15.252+01:00What a great passage! For the record, though, as ...What a great passage! For the record, though, as I know you know, Jeff, Cantor's set theory was informal but not inconsistent -- he didn't accept anything like a naive comprehension principle and early on made a sort of rudimentary distinction between sets and proper classes.Chris Menzelhttps://www.blogger.com/profile/11350629877252181466noreply@blogger.com