Timeline for Does heat eq.'s $u$ have meaning or is it just the derivatives of it that are meaningful?
Current License: CC BY-SA 4.0
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| Sep 24, 2018 at 10:55 | history | edited | untreated_paramediensis_karnik | CC BY-SA 4.0 |
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| Sep 24, 2018 at 10:51 | comment | added | untreated_paramediensis_karnik | I've edited my answer regarding the latter. Well, it does matter what u is, because it's a dummy variable. Some people use T instead of u. | |
| Sep 24, 2018 at 10:50 | history | edited | untreated_paramediensis_karnik | CC BY-SA 4.0 |
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| Sep 24, 2018 at 10:48 | comment | added | mavavilj | But what are the derivatives of $u$ then? Rates of change of temperature? | |
| Sep 24, 2018 at 10:47 | comment | added | mavavilj | I guess it doesn't matter in what eq the forms are? Their meaning ought to be the same, if they refer to the same $u$, same kind of $dx$ same kind of $dt$ ... | |
| Sep 24, 2018 at 10:47 | history | answered | untreated_paramediensis_karnik | CC BY-SA 4.0 |