Timeline for Where does the minus sign appear from in the metric tensor?
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| when toggle format | what | by | license | comment | |
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| Oct 2, 2016 at 18:07 | history | edited | Qmechanic♦ |
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| Jun 23, 2011 at 12:15 | comment | added | Qmechanic♦ | A comment to the question (v1): Note that in general (and in fact also in the specific case mentioned), a $(0,2)$ tensor is not always a product of co-vectors. Instead, it is a sum of products of co-vectors. (In the specific case the sum contains at least $4$ terms.) In fact, the same is true if the $-1$ had been a $+1$. | |
| Jun 23, 2011 at 11:35 | answer | added | Peter Morgan | timeline score: 1 | |
| Jun 23, 2011 at 9:24 | answer | added | Olof | timeline score: 3 | |
| Jun 23, 2011 at 7:56 | history | asked | Peter4075 | CC BY-SA 3.0 |