System.Numerics.BigInteger.Log10
前々から、BigInteger.Log10 が使えなくて、何でだろうと思ってたんですが、
c:\>fsi Microsoft (R) F# 2.0 Interactive build 2.0.0.0 Copyright (c) Microsoft Corporation. All Rights Reserved. For help type #help;; > System.Numerics.BigInteger.Log10 10I;; System.Numerics.BigInteger.Log10 10I;; ---------------------------^^^^^ c:\stdin(1,28): error FS0039: The field, constructor or member 'Log10' is not defined > #q;;
単にパスが通ってないというお粗末なお話でした...
c:\>"C:\Program Files\FSharp-2.0.0.0\v4.0\bin\fsi" Microsoft (R) F# 2.0 Interactive build 4.0.40219.1 Copyright (c) Microsoft Corporation. All Rights Reserved. For help type #help;; > System.Numerics.BigInteger.Log10 10I;; val it : float = 1.0 > #q;;