[Haskell-cafe] Is the following implemented by a sparse matrix representation? type Graph n w = Array (n, n) (Maybe w)

[KC]

Thank you :)


On Wed, Jul 10, 2013 at 8:33 AM, Twan van Laarhoven <twanvl at gmail.com>wrote:

> The standard array types, such as "Array (n,n) (Maybe w)" will be
> implemented as a dense array. If you want to use a sparse matrix, you will
> explicitly have to ask for it. For instance by using something like "IntMap
> (IntMap w)" or "Map (n,n) w" or "Array n (IntMap w)". Each of these
> representations is slightly different, and there will be different
> trade-offs.
>
>
> Twan
>
> On 09/07/13 23:26, KC wrote:
> > Is the following implemented by a sparse matrix representation?
>
>  type Graph n w = Array (n,n) (Maybe w)
>>
>> --
>> --
>> Regards,
>> KC
>>
>
>
>
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-- 
--
Regards,
KC
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