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Re: PDE [message #93848 is a reply to message #93847]

Sat, 05 November 2016 06:03

Craig Markwardt
Messages: 1869
Registered: November 1996

Senior Member

On Saturday, November 5, 2016 at 5:19:57 AM UTC-4, AGW wrote:
> Hi,
> How can I write this equation in idl
>
> ∑_i〖V_i*〖(∂I/∂λ)〗_i 〗

What does ∂I/∂λ mean? If you have a vector V and vector dIdl = ∂I/∂λ then the sum is written as,
SUM = TOTAL( V * dIdl )

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[Message index]

		PDE By: Ali Gamal on Sat, 05 November 2016 02:19
		Re: PDE By: Craig Markwardt on Sat, 05 November 2016 06:03
		Re: PDE By: Ali Gamal on Sat, 05 November 2016 06:55
		Re: PDE By: Ali Gamal on Sat, 05 November 2016 06:58
		Re: PDE By: Markus Schmassmann on Mon, 07 November 2016 04:29

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