On 1-Apr-08, at 10:36 AM, Gary Furnish wrote:

> Right now pulling in group theory may end up pulling in calculus.   
> There are similar issues all over with really tight coupling  
> between subsystems.  It ought to be possible to use group theory  
> (maybe without a feature or two) without calculus and vice versa.

This isn't really a global namespace pollution issue, but it is a  
concern.  One way to deal with this is to make (more) imports  
function or class local.  I'm not sure if there are performance  
penalties for this, especially in Cython.  Can anyone say?

Nick

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