9 мар. 2019 г. · Let's do it in general. What we need is to write a vector →v=vxˆx+vyˆy+vzˆz as →v=frˆr+fθˆθ+fzˆz by using the coordinate transformations ... |
2 сент. 2015 г. · This time my question is based on this example Divergence theorem I wanted to change the solution proposed by Omnomnomnom to cylindrical coordinates. |
28 мая 2013 г. · I'm trying to figure out how to calculate curl ( ∇× → V ) when the velocity vector is represented in cylindrical coordinates. |
21 авг. 2013 г. · The gradient of a vector is defined in tensor calculus : ∇xiei=ej∂∂xjxiei=δij. – Doctor Dan. Commented Aug 21, 2013 at 16:08. |
30 мар. 2014 г. · The gradient operator in cylindrical coordinates takes the form ∇=ˆρδδρ+ˆϕ1ρδδϕ+ˆzδδz with your notations. – EditPiAf. Commented Feb 24, 2017 at ... |
22 сент. 2017 г. · Given the field D = 6ρ sin(0.5φ) aρ + 1.5ρ cos(0.5φ) aφ C/m^2, evaluate both sides of the divergence theorem for the region bounded by ρ = 2, φ ... |
29 июн. 2017 г. · Without switching coordinate systems, this is my favorite method, since it breaks down the identity into small pieces. Let r=xi+yj+zk, ... |
17 сент. 2020 г. · I want to find the flux through the surface of two cylinders which are both centered at the origin, of radius 1 and 4 respectively from z=0 ... |
6 мар. 2023 г. · I want to compute a⊗a if a∈R3 is given in cylindrical coordinates, i.e. a=aρeρ+aφeφ+azez, where eρ=(cos(φ),sin(φ),0),eφ=(−sin(φ),cos(φ),0) ... |
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