Common Language Data Types : Magnitude classes : Float

Float
Additional supported protocols for Float are:
Accessing
fractionPart, integerPart
Porting tip:
The fractionPart and integerPart messages are not supported in Smalltalk/V.
Creating instances
pi
Note:
The irrational number &Pi. is singled out because this message is in both the Blue Book and IBM Red Book, and is supported by all vendors.
Converting
asScaledDecimal