30.2.1 Circle
Contents
Function
\[f=\left(x-x_c\right)^2+(y-y_c)^2-r^2\]
Brief Description
Implicit circle equation with parameters circle center and radius.
Sample Curve
Parameters
Number: 3
Names: xc, yc, r
Meanings: xc = x center, yc = y center, r = radius
Lower Bounds: r > 0.0
Upper Bounds: none
Derived Parameters
\[Area=\pi r^2\]
Script Access
nlf_Circle(x,y,xc,yc,r)
Function File
FITFUNC\CIRCLE.FDF
Category
Implicit