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Re: Flow3 procedure [message #39294]

Thu, 06 May 2004 12:01

David Fanning
Messages: 11724
Registered: August 2001

Senior Member

Adhara writes:

> 1. Can someone tell me why do I get an error message that says:
>
> % FLOW3: Incorrect number of arguments.
> % Execution halted at: $MAIN$ 49 C:\RSI\IDL55\lib\velocity3.pro
>
> When I include in the FLOW3 argument the sx,sy,sz arrays?
>
> Flow3, Vx, Vy, Vz, sx,sy,sz

These arguments are keywords. And the way you are extracting
them, they will be 2D vectors (which will probably also cause
an error). Try something like this:

Flow2, Vx, Vy, Vz, SX=Reform(sx), SY=Reform(sy), SZ=Reform(sz)

> 2. If I erase sx,sy,sz, my vectors appear extremelly small! How can I fix this?

Don't know about this. :-(

Cheers,

David

--
David Fanning, Ph.D.
Fanning Software Consulting
Coyote's Guide to IDL Programming: http://www.dfanning.com/

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[Message index]

		Re: Flow3 procedure By: David Fanning on Thu, 06 May 2004 12:01
		Re: Flow3 procedure By: eoraptor on Sat, 15 May 2004 16:43
		Re: Flow3 procedure and WHERE By: adharac on Sun, 23 May 2004 09:32
		Re: Flow3 procedure By: adharac on Thu, 13 May 2004 11:48

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