Timeline for Examples of common false beliefs in mathematics
Current License: CC BY-SA 3.0
3 events
| when toggle format | what | by | license | comment | |
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| Aug 5, 2020 at 21:09 | comment | added | LSpice | Or, which is essentially the same example, $\left\langle\begin{pmatrix} 1 & 0 \\ 0 & -1 \end{pmatrix}, \begin{pmatrix} 0 & 1 \\ 1 & 0 \end{pmatrix}\right\rangle$ inside $\operatorname U(2)/\operatorname U(1)$. | |
| Mar 6, 2013 at 0:02 | comment | added | Johannes Hahn | Fu... I just "proved" that again as an exercise a few days ago. | |
| May 19, 2011 at 23:26 | history | answered | Claudio Gorodski | CC BY-SA 3.0 |