mutable numeric type

[Helmut Jarausch]

pgarrone at acay.com.au wrote:
> Way to go.
> Try doing this.
> x = MutableNumeric(42)
       ^^^^^^^^^^^^^^
where is this defined?

> y = x
> x += 42
> print y
> 


-- 
Helmut Jarausch

Lehrstuhl fuer Numerische Mathematik
RWTH - Aachen University
D 52056 Aachen, Germany