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M3P2
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27f0718b
Commit
27f0718b
authored
Aug 29, 2020
by
Claude Meny
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Update textbook.fr.md
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textbook.fr.md
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00.brainstorming-pedagogical-teams/40.collection-existing-pedagogical-content/04.reference-frames-coordinate-systems/textbook.fr.md
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27f0718b
...
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@@ -197,7 +197,17 @@ $`\partial\overrightarrow{OM}_y=\overrightarrow{dl_y}`$ et
$
`\partial\overrightarrow{OM}_z=\overrightarrow{dl_z}`
$ sont orthogonaux 2 à 2.
<br>
[
EN
]
The 3 vectors $
`\partial\overrightarrow{OM}_x=\overrightarrow{dl_x}`
$,
$
`\partial\overrightarrow{OM}_y=\overrightarrow{dl_y}`
$ and
$
`\partial\overrightarrow{OM}_z=\overrightarrow{dl_z}`
$ are 2 to 2 orthogonal.
$
`\partial\overrightarrow{OM}_z=\overrightarrow{dl_z}`
$ are 2 to 2 orthogonal.
<br>
<br>
$
`\Longrightarrow`
$ :
<br>
[
ES
]
El área de un elemento de superficie construido por 2 de estos vectores
se expresará simplemente como el producto de sus normas.Y el volumen definido
por estos 3 vectores será simplemente el producto de sus estándares.
<br>
[
FR
]
L'aire d'un élément de surface construit par 2 de ces vecteurs s'exprimera
simplement comme le produit de leurs normes. Et le volume définit par ces 3 vecteurs
sera simplement le produits de leurs normes.
<br>
[
EN
]
The area of a surface element constructed by 2 of these vectors will be expressed
simply as the product of their norms. The volume defined by these 3 vectors will simply
be the product of their norms.
*
**N3 ($`\rightarrow`$ N4)**
<br>
http://www.electropedia.org/iev/iev.nsf/display?openform&ievref=121-11-21
<br>
...
...
@@ -219,8 +229,6 @@ And what do you want to use, knowing that the standard is the letter $`A`$?<br>
[
FR
]
et les
**éléments vectoriels de surface**
correspondants sont :
<br>
[
EN
]
and the corresponding
**vector surface elements**
are :
<br>
<br>
$
`d\overrightarrow{dA_{xy}}=\pm\partial\overrightarrow{OM}_x\land\partial\overrightarrow{OM}_y`
$
$
`\pm\overrightarrow{dl_x}\land\overrightarrow{dl_y}`
$
$
`=\pm (dl_x\;\overrightarrow{e_x})\land(dl_y\;\overrightarrow{e_y})`
$
$
`=\pm dl_x\;dl_y\;(\overrightarrow{e_x}\land\overrightarrow{e_y})`
$
...
...
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