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Re: Shorthand procedures?

On Mon, Jul 28, 2003 at 11:23:42AM -0700, Jim White wrote:
> I have a second thought that addresses my concerns:
> collection-fold[-keys]-left and collection-fold[-keys]-right are not 
> specified with regard to the order of enumeration.   For unordered 
> collections, collection-fold-right the implementation may either raise 
> an error or provide an enumeration in reverse order or collection-fold-left.
In other words, collection-fold-right is undefined on unordered 

> collection-fold[-keys]-increasing and collection-fold[-keys]-decreasing 
> are specified to be an ordered enumeration and are only defined for 
> ordered collections.

I like this proposal, but how does it address your enumeration stability 


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