Thank you Jason, I have implemented those.
https://github.com/nushio3/practice/blob/master/free-objects/zipn-03.hs
I implemented what I have wanted. It is forZN in the following code.
https://github.com/nushio3/practice/blob/master/free-objects/zipf-05.hs
forZN, much like printf, can be used in
Dear all,
https://github.com/nushio3/practice/blob/master/free-objects/zipf-12.hs
I was finally able to remove the verbose type annotations.
The point was (1) to let the argument-list carry the type-constructor
information, so that only values of the type (v a) can enter the
heterogeneous list;
Dear everyone,
After a number of attempts [1] I'm starting to think that my initial
approach was ill-directed.
After all, Functor, Applicative, Zip are three different classes.
Functors are type constructors where you can map unary functions over them.
Applicatives are those with map-over of
You might find this paper an interesting read: http://www.brics.dk/RS/01/10/
On Fri, Nov 30, 2012 at 4:43 PM, Takayuki Muranushi muranu...@gmail.comwrote:
Dear everyone,
After a number of attempts [1] I'm starting to think that my initial
approach was ill-directed.
After all, Functor,