Constructing datatype-generic fully polynomial-time approximation schemes using generalised thinning
Shin-Cheng Mu, Yu-Han Lyu, and Akimasa Morihata. Constructing datatype-generic fully polynomial-time approximation schemes using generalised thinning. In the 6th ACM SIGPLAN workshop on Generic programming (WGP 2010), pages 97-108, Sep. 2010. [PDF]