superclass=Numeric
type=class
library=rational
extended=
included=

Integer < Rational < Float ν˶ǤĤޤ other  Float ʤ顢
self  Float ѴƤ黻ҤŬѤޤother  Integer ʤ other 
Rational ѴƤ黻ҤŬѤޤѾ㳰Ǥ
