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Birch-Murnaghan equation
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[quote][i]Originally posted by physicien001[/i] [br]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 [/quote]
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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
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