This article discusses two numeric types that are available in F# PowerPack - BigRational represents arbitrary precision rational numbers and complex represents (floating-point) complex numbers. The types can be nicely used from F# as well as from C#.

This article is the first article of a series where I'll explain some of the F# features that are useful for numeric computing as well as some functionality from the F# PowerPack library.

For those in the UK or Europe, there are a set of F# tutorials at SkillsMatter in London on Thursday and Friday this week (Nov 3-4) Please pass this along to those who need to know.     Thanks Don                            

I started reading Coders at Work last week, and the interviews with Simon Peyton-Jones and Peter Norvig reaped an idea that doctest, contracts.coffee, and focco sowed and cultivated. What’s the idea? Type systems are nothing more than a formal implementation of a half-baked program proving system. This is a slight over-generalization. I want to stress [...]