# Blog articles/Types

### From HaskellWiki

## 1 Types

- A type-based solution to the 'strings problem'
- Deducing code from types: filterM
- Generalised Algebraic Data Types, Phantom Types, and Dependent Types
- Functions, Types, Function Types, and Type Inference
- Building Datatypes in Haskell (part 1)
- Rank-2 polymorphism is a strange thing
- Scientific.Dimension: Type Arithmetic and Physical Units in Haskell