30.1.115 Nelder

Function

y=\frac{x+a}{b_0+b_1(x+a)+b_2\left( x+a\right) ^2}

Brief Description

Nelder Model - a Yeild-fertilizer model in agriculture.

Sample Curve

CFF Image332.jpg

Parameters

Number: 4

Names: a, b0, b1, b2

Meanings: a = unknown, b0 = unknown, b1 = unknown, b2 = unknown

Lower Bounds: none

Upper Bounds: none

Script Access

nlf_nelder(x,a,b0,b1,b2)

Function File

FITFUNC\NELDER.FDF

Category

Rational

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