Curve Fitting Functions

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All available built-in curve fitting functions are listed here. These functions can be accessed from the Nonlinear Curve Fit tool.

Some of the functions are also available in the Peak Analyzer tool, please refer to the Peak Analyzer Functions section also in Appendix 3.

Allometric1 Allometric2 Asym2Sig Asymptotic1 Belehradek
BET Beta BETMod BiDoseResp Biphasic
BlNeld BlNeldSmp BoltzIV Boltzmann BoxLucas1
BoxLucas1Mod BoxLucas2 Bradley CCE Chapman
Circle Constant Cubic Dhyperbl DoseResp
DoubleBoltzmann ECS Ellipse Exp1P1 Exp1p2
Exp1p2md Exp1p3 Exp1P3Md Exp1P4 Exp1P4Md
Exp2P Exp2PMod1 Exp2PMod2 Exp3P1 Exp3P1Md
Exp3P2 ExpAssoc ExpDec1 ExpDec2 ExpDec3
ExpDecay1 ExpDecay2 ExpDecay3 ExpGro1 ExpGro2
ExpGro3 ExpGrow1 ExpGrow2 ExpLinear Exponential
Extreme FarazdaghiHarris FreundlichEXT Gauss GaussAmp
Gaussian GaussMod GCAS Giddings Goldman
Gumbel Gunary Hill Hill HillBurk
Holliday Holliday1 Hyperbl HyperbolaGen HyperbolaMod
InvsPoly Langevin LangmuirEXT1 LangmuirEXT2 Laplace
Line LineExp LineMod Log2P1 Log2P2
Log3P1 Logarithm Logistic Logistic5 Logistipk
LogNormal Lorentz MichaelisMenten MnMolecular MnMolecular1
Nelder OneSiteBind OneSiteComp Parabola Pareto
Pareto2 PearsonIV PearsonVII PlaneMod Poisson
Poly Poly4 Poly5 Pow2P1 Pow2P2
Pow2P3 Power Power0 Power1 Power2
PsdVoigt1 PsdVoigt2 Pulse PWL2 PWL3
Rational0 Rational1 Rational2 Rational3 Rational4
Rational5 Rayleigh Reciprocal Reciprocal0 Reciprocal1
ReciprocalMod RectHyperbola SawtoothWave SchulzFlory SGompertz
Shah Sine SineDamp SineSqr SLogistic1
SLogistic2 SLogistic3 SquareWave SRichards1 SRichards2
Step Stirling SWeibull1 SWeibull2 TwoSiteBind
TwoSiteComp Voigt Weibull Weibull3 YldFert
YldFert1
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