/sci/ - Science & Math » Thread #13016477

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Divergence Calculas

Anonymous Thu 22 Apr 23:03:01 2021 No.13016477 View Reply Original Report

Quoted By: >>13016494 >>13016500 >>13017858

Hello frens,
Does anyone know why I'm getting two different answers here

Anonymous

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Anonymous Thu 22 Apr 2021 23:09:12 No.13016494 Report

Quoted By: >>13016501

>>13016477

Anonymous

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Anonymous Thu 22 Apr 2021 23:10:45 No.13016500 Report

Quoted By:

>>13016477

Anonymous

Anonymous Thu 22 Apr 2021 23:11:22 No.13016501 Report

Quoted By:

>>13016494
Do you mean the 4 and the z?
I tried to calculate using two ways since x^2+z^2=4-y^2

Anonymous

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Anonymous Fri 23 Apr 2021 06:30:01 No.13017858 Report

Quoted By: >>13017900

>>13016477
because the equivalence
$r^2+z^2 = 4$
is only true on the boundary of the sphere. what you are integrating here is over the entire sphere, so the two expressions are not equal.

also just found a decent song, thought id share

Anonymous

Anonymous Fri 23 Apr 2021 06:34:00 No.13017900 Report

Quoted By:

>>13017858
*not necessarily equal over the entire sphere.
hope that helps fren

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