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Re: message 50001?


"1.156" <rob at pio-vere.com> wrote in message news:<cfcqbg$42j$1 at smc.vnet.net>...
> Mathematica wizards, I've managed to cripple together code to do something that 
> I feel must be doable more easily and/or faster.
> 
> S is a list of reals containing a signal with a prominent peak in 
> amplitude. I simply want to find the index of the peak (x, the number of 
> entries into the list where the peak occurs). Here's what I did.
> 
> 
> For[i = 1, S[[i]] ? max[S], i++, x = i];
> 
> Can some suggest a better way, especially one not using a For loop?
> 
> Thanks, Rob

How about the following

Last@Ordering[S]

or

Position[S, Max[S]]

K. Z.


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