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 Birch-Murnaghan equation

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T O P I C    R E V I E W
physicien001 Posted - 12/11/2017 : 04:25:49 AM
Hello everybody,
I would like to fit my data below with Birch-Murnaghna equation in Origin, someone can help me.

Thank you in advance

x y
0 3,71728
1,38296 3,69184
4,38272 3,65631
8,55751 3,70592
11,67376 3,76359
14,32356 3,88698
19,11865 4,09756
20,97968 4,18881
1   L A T E S T    R E P L I E S    (Newest First)
arstern Posted - 12/11/2017 : 08:43:03 AM
Hi you can define a nonlinear curve fitting function within Origin. Please see tutorial:
https://www.originlab.com/doc/Tutorials/UserDef-FitFunc

More documentation on nonlinear curve fitting:
https://www.originlab.com/doc/Origin-Help/FitFunc-Organizer-Builder

Thanks,
Aviel
OriginLab

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