Today's $10 Deal of the day from APress at
http://www.apress.com/9781430224310 is Expert F# 2.0
"
Expert F# 2.0 is about practical programming in a beautiful
language that puts the power and elegance of functional programming into
the hands of professional developers. In combination with .NET, F#
achieves unrivaled levels of programmer productivity and program
clarity."
