USING: help math ;

HELP: float f
{ $description "The class of double-precision floating point numbers." } ;

HELP: >float "( x -- y )"
{ $values { "x" "a real number" } { "y" "a float" } }
{ $description "Converts a real to a float. This is the identity on floats, and performs a floating point division on rationals." } ;