Description Usage Arguments Value
This function returns the three parameters of a quadratic model from three point coordinates.
1 | FunctionalModel.quadratic.from.three.points(x1, y1, x2, y2, x3, y3)
|
x1 |
the first |
y1 |
the first |
x2 |
the second |
y2 |
the second |
x3 |
the third |
y3 |
the third |
a vector of type (a,b,c)
, such than f(x)=a+b*x+c*x^2
or
NULL
if no finite result is possible
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