Timeline for Examples of common false beliefs in mathematics
Current License: CC BY-SA 3.0
5 events
| when toggle format | what | by | license | comment | |
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| Jun 25, 2013 at 3:02 | review | Late answers | |||
| Jun 25, 2013 at 14:22 | |||||
| Oct 8, 2011 at 14:03 | history | edited | Andrey Rekalo | CC BY-SA 3.0 |
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| Dec 1, 2010 at 15:19 | comment | added | Peter LeFanu Lumsdaine | I would also be shocked if this really gets believed often! It seems to be a sort of “mis-dualisation”: they dualise “$X$ is a subobject of $Y$” to “$Y^*$ is a subobject of $X^*$”, where the correct dual is “$X^*$ is a quotient of $Y^*$”. | |
| Oct 20, 2010 at 2:58 | comment | added | Yemon Choi | I'll take your word for it, but since that statement is false even without introducing norms and topology, it staggers me that people could even believe that. They might say it without thinking, I guess | |
| Oct 20, 2010 at 2:51 | history | answered | Boris Shekhtman | CC BY-SA 2.5 |