circles {tripack}

plot circles

Description

This function plots circles at given locations with given radii.

Usage

circles(x, y, r, ...)

Arguments

x

vector of x coordinates

y

vector of y coordinates

r

vactor of radii

...

additional graphic parameters will be passed through

Note

This function needs a previous plot where it adds the circles.

Author(s)

A. Gebhardt

See Also

lines, points

Examples

x<-rnorm(10)
y<-rnorm(10)
r<-runif(10,0,0.5)
plot(x,y, xlim=c(-3,3), ylim=c(-3,3), pch="+")
circles(x,y,r)