/home/kLhSCg/prog.fs(6,20): error FS0039: The type 'Randon' is not defined
/home/kLhSCg/prog.fs(9,45): error FS0072: Lookup on object of indeterminate type based on information prior to this program point. A type annotation may be needed prior to this program point to constrain the type of the object. This may allow the lookup to be resolved.