Hi Olena, I don't think there is an easy way to do this in Artemis. It is possible with Larch and Larix, as each Parameter can have min/max bounds placed on it.
On Thu, Feb 6, 2025 at 7:11 AM Olena Zavorotynska via Ifeffit < ifeffit@millenia.cars.aps.anl.gov> wrote: > Hello, I have been fitting in Artemis three phases to my samples, that I > denote x, y, and 1-(x+y). It often happens that x and y get unreasonable or > negative values. How do I constrain x, y to be positive, and x+y < 1? On a > side note, I have > ZjQcmQRYFpfptBannerStart > This Message Is From an External Sender > This message came from outside your organization. > > ZjQcmQRYFpfptBannerEnd > Hello, > > I have been fitting in Artemis three phases to my samples, that I denote > x, y, and 1-(x+y). It often happens that x and y get unreasonable or > negative values. How do I constrain x, y to be positive, and x+y < 1? > > On a side note, I have simple metallic lattices, and fitting two samples > at the same time so have enough independent points. > > Best regards > Olena Zavorotynska > > > > Sent from my Galaxy > > ifeffit mailing list: > https://millenia.cars.aps.anl.gov/mailman3/lists/ifeffit.millenia.cars.aps.anl.gov/ > to unsubscribe, send mail to ifeffit-le...@millenia.cars.aps.anl.gov > -- --Matt Newville <newville at cars.uchicago.edu> 630-327-7411
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