\b;Instruction \c;flatground\n;
Syntax:
\s;\c;flatground ( center, rmax );\n;

Calculates the maximal radius of a flat zone on which a building ca be built.

\t;center: \c;\l;point\u cbot\point;\n;
Center of the circlular zone.

\t;rmax: \c;\l;float\u cbot\float;\n;
Maximal radius.

\t;Return value: \c;\l;float\u cbot\float;\n;
Radius of the flat zone (always between 0 and rmax).

\t;See also
\l;Programming\u cbot;, \l;types\u cbot\type; and \l;categories\u cbot\category;.
