Question: For reasons not relevant to the question (but which include fun and profit in type-level programming), one of my types eventually boils down to the following minimal example: … which results in a compile error. Now, we can discuss ...
Question: Wanted to implement type safe matrix multiplication in Haskell. Defined the following: Eventually had the need to implement but the best I could do in Haskell was: which is limited to m > 0 because I couldn’t implement Switched ...
Question: I’m defining a type whose type parameters have some relations. I have Item type which takes Cat and SubCat, but you can use some of the types of SubCat depending on Cat. For example, when you specify Cat1 as ...