Suggestion: make sequence and map interfaces more similar

Manolo Martínez manolo at austrohungaro.com
Wed Mar 30 06:50:35 EDT 2016


On 03/30/16 at 01:40pm, Jussi Piitulainen wrote:
> Manolo Martínez writes:
 >
> > I think it's with your definition of surjection. Bijections are
> > surjective, no?
> 
> Yes, and most many-to-one mappings are *not* surjective.

Well, I don't know about most, there are uncountably many surjective and
non-surjective many-to-one mappings :)

M



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