[Haskell-beginners] Are Arrows good for simulation purposes

[Benjamin Edwards]

It might be worth your while to look at netwire or auto, which both use
arrows to model networks.

Ben

On Tue, 31 Mar 2015 at 06:35 martin <martin.drautzburg at web.de> wrote:

> Hello all,
>
> little do I know about arrows, but the "stream processor" metaphor
> suggests, that they can be used to simulate a network
> of things, services or data. Is this correct?
>
> I came across the following thought: When I simulate a billard game with a
> DES, I would compute collisions of balls with
> each other and with the banks, creatign a set of events, of which only the
> earliest will be considered to compute the
> next state. This is pure DES and does not seem to be a good candidate for
> arrows. In this case I'd be more interested in
> composing collision detectors than in stream processing.
>
> OTOH, when I move parcels around and process then in various stages, then
> a "stream processor" would make perfect sense
> to me. In that case, would I abandon the DES paradigm entirely (including
> the notion of an event queue) and just model
> the network and let it run?
>
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