(Disclaimer: f# neophyte, reading Chris Smith's excellent Oreilly book). I think the Option type is used similarly in F# to the Option/Maybe's in scala and has

(Disclaimer: f# neophyte, reading Chris Smith's excellent Oreilly book). I think the Option type is used similarly in F# to the Option/Maybe's in scala and haskell: http://msdn.microsoft.com/en-us/library/dd233245.aspx http://msdn.microsoft.com/en-us/library/dd233245.aspx