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Draw circles on the current graphics device.
circles(center, radius, ...)
Returns invisible NULL.
NULL
A two-column matrix giving the coordinates of the circle center. If a single circle is to be drawn then a 2-element vector can be passed instead.
The radii of the circles. A scalar value will be repeated if center is a matrix with more than one row.
center
Extra arguments passed to 'segments'. See par for options controlling line type, line width, color, etc.
par
Steven L. Scott steve.the.bayesian@gmail.com
Draws circles on the current graphics device. This is a low-level plotting function similar to points, lines, segments, etc.
points
lines
segments
plot(1:10, type = "n") circles(cbind(c(2, 3, 4), c(4, 5,6 )), radius = c(.3, .4, .5))
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