Timeline for Who introduced direct limits?
Current License: CC BY-SA 4.0
6 events
| when toggle format | what | by | license | comment | |
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| Apr 21, 2020 at 16:24 | comment | added | Andrés E. Caicedo | @Francois I rephrased. Thanks! | |
| Apr 21, 2020 at 16:24 | history | edited | Andrés E. Caicedo | CC BY-SA 4.0 |
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| Apr 19, 2020 at 19:58 | comment | added | Francois Ziegler | Unfortunately what he says is not quite unambiguous. Certainly Pontrjagin is among those quoted by Freudenthal 1937, but you’d have to unravel the direct vs inverse aspect. | |
| Apr 19, 2020 at 19:45 | comment | added | Francois Ziegler | According to van Est (1999): “Inverse limits of groups had occurred earlier in mathematics (e.g., Brouwer, 1910; van Dantzig, 1930; Herbrand, 1933), and of course examples abound in p-adics (...) These matters are discussed in the introduction of (Freudenthal, 1937) (...) It is, we think, by this paper that the notions of inverse and direct limit acquired their formal status in mathematics”. | |
| Apr 19, 2020 at 18:48 | history | edited | Andrés E. Caicedo | CC BY-SA 4.0 |
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| Apr 19, 2020 at 17:02 | history | answered | Andrés E. Caicedo | CC BY-SA 4.0 |