Burning more bridges (mostly numeric ones)

Carter Schonwald carter.schonwald at gmail.com
Sat Mar 22 21:28:27 UTC 2014

agreed, hence my earlier remarks


On Sat, Mar 22, 2014 at 5:09 PM, wren romano <winterkoninkje at gmail.com>wrote:

> On Fri, Mar 21, 2014 at 1:08 PM, Corey O'Connor <coreyoconnor at gmail.com>
> wrote:
> > On #3: The library numeric-prelude achieves many of these goals (Plus a
> > bunch more). If the experiences of using numeric-prelude are positive
> then
> > using this or a subset of this as the standard numeric prelude might
> resolve
> > these goals easily.
> >
> > http://hackage.haskell.org/package/numeric-prelude
> One of my major complaints against numeric-prelude is the same as my
> major complaint against every other such project I've seen put
> forward: they completely ignore semirings and related structures.
> Semirings are utterly ubiquitous and this insistence that every notion
> of addition comes equipped with subtraction is ridiculous. In my work
> I deal with semirings and semimodules on a daily basis, whereas
> rings/modules show up far less often, let alone fields/vectorspaces.
> When not dealing with semirings, the other structures I work with are
> similarly general (e.g., semigroups, quasigroups,...). But this entire
> area of algebra is completely overlooked by those libraries which
> start at abelian groups and then run headlong for normed Euclidean
> vector spaces.
> My main complaint against the Num class is that it already assumes too
> much structure. So developing the hierarchy even further up than Num
> does little to help me.
> --
> Live well,
> ~wren
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