[ADOL-C] Trying to build a simple

Christian Wolf ChristianLupus at gmx.de
Fri Nov 14 07:32:17 EST 2014


at least you must define the independent and dependent variables.

So you have to write

start_values[0] <<= 100;
start_values[1] <<= 150;
start_values[2] <<= 75;

adouble ascore = obj(start_values);
double score;
ascore >>= score;

The rest looks good, but I did not test it.


Am 14.11.2014 um 03:15 schrieb Scott Rasmussen @ Zaita:
> I am trying to build a simple proof of concept function minimiser that 
> uses ADOLC (2.5.2) as it's auto differentiation library. I've written 
> some simple code to start working with ADOLC but I am getting this error:
> ADOL-C error: forward sweep on tape 0  aborted!
> Number of dependent(1) and/or independent(3) variables passed to 
> forward is
> inconsistent with number recorded on tape (zu, zu)
> terminate called after throwing an instance of 'FatalError'
>   what():  errorcode=-1 function=zos_forward file=./uni5_for.c 
> line=1066 what=
> This application has requested the Runtime to terminate it in an 
> unusual way.
> Please contact the application's support team for more information.
> Code can be found at: http://pastebin.com/sSXBuzLR
> I am trying to base this code on an implementation of a minimiser that 
> was done on ADOLC18 (for CASAL).
> Any help with this would be hugely appreciated.
> Regards,
> Scott.
> _______________________________________________
> ADOL-C mailing list
> ADOL-C at list.coin-or.org
> http://list.coin-or.org/mailman/listinfo/adol-c

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