class Num
Floating-point number
class Num is Cool does Real { }
A Num
object stores a floating-point number. It is immutable. On most platforms, it's an IEEE 754 64-bit floating point numbers, aka "double precision".
Type graph
Below you should see a clickable image showing the type relations for Num that links to the documentation pages for the related types. If not, try the PNG version instead.