Hi Kathy, Thanks and sorry for the trouble. I think I can reproduce this: changing the definitions of Path Parameters is being ignored. I have a theory of what is going wrong, but I'll have to investigate this a bit...
On Tue, May 31, 2022 at 6:12 AM Kathy Dardenne <kathy.darde...@kit.edu> wrote: > Hello, > > > > I was trying to use Larch 0.9.59 to fit EXAFS Data. There was no > possibility to save work in progress but it was possible to do fit, change > name of the variable used and define the expression for amplitude (default > defined as “n*s02” in Larch where n is taken from the feff calculation). > > I have 6 slightly different Cf-O distances in my model structure and took > only one path, changing the amplitude definition “1.0 * s02” by “NO * s02” > . this worked perfectly. > > > > However in Larch 60 and 61 where, thanks a lot!!!, we can now save our > work, it is not possible any more to change anything in the path parameter > (neither name or expression). The added variable is not any more varied and > not taken into account. Independently of the amplitude definition s02 get > the same value as default definition and new variables stay by start value > having no influence on the fit. > > > > I join some screenshot as well “Path parameters” and “Fit script”. Looking > at the Path parameter I saw that the amplitude is still by default > definition so no wonder that it acts without taking into account changes. > This is the same for name changes. > > > > Am I the only one having trouble now? I worked till now with artemis, > ifeffit and previously feffit soI do not have a big experience with Larch. > The old feffit based versions stop all by Pu (Z=94) and I need Z=98 so I > changed to Larch but need to get used to. > > I am using Larch in anaconda3 on a Win10 Computer. > > > > Thanks a lot for your help. > > > > Kind regards > > > > Kathy > _______________________________________________ > Ifeffit mailing list > Ifeffit@millenia.cars.aps.anl.gov > http://millenia.cars.aps.anl.gov/mailman/listinfo/ifeffit > Unsubscribe: http://millenia.cars.aps.anl.gov/mailman/options/ifeffit > -- --Matt Newville <newville at cars.uchicago.edu> 630-327-7411
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