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Old   October 9, 2007, 05:53
Default cylidrical coordinates
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Dear sir, i have seen 2 types of cylidrical navier stoke equation . what is the analogy between them.

1. 1/r d(ru)/dr+ dv/dz=0


d(ru)/dr + d(rv)/dz =0

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Old   October 9, 2007, 07:10
Default Re: cylidrical coordinates
Praveen. C
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They are identical, r and z are independent coordinates

d(rv)/dz = r dv/dz
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