(integer/numeric) how many coordinates each
polygon will contain. Default: 10
max_radial_length
(integer/numeric) maximum distance that a vertex
can reach out of the center of the polygon. Units are in degrees latitude
(Approximately 69 miles or 111 km). Default: 10
bbox
(integer/numeric) lat/long bounding box for the centers of the
polygons, numeric vector of the form
west (long), south (lat), east (long), north (lat). optional
fmt
(integer/numeric) number of digits. Default: 7
Value
WKT; a character vector with one or more POLYGON strings