Comments on: F#: Partial Function Application with the Function Composition Operator

By: Bart Czernicki

Bart Czernicki — Thu, 10 Dec 2009 18:54:59 +0000

I am playing with F# as well…I wonder which one is faster. Have you compared the IL between the two?

I am going to try to write to test the performance difference between the two.

By: F#: Wrapping .NET library calls at Mark Needham

F#: Wrapping .NET library calls at Mark Needham — Sun, 12 Jul 2009 02:13:52 +0000

[...] intermediate step of creating the XDocument we can now just chain together the functions using the functional composition operator instead of the forward [...]

By: F#: A day of writing a little twitter application at Mark Needham

F#: A day of writing a little twitter application at Mark Needham — Thu, 16 Apr 2009 21:50:21 +0000

[...] pattern matching code which feels wrong. I think there may also be some opportunities to use the function composition operator but I couldn't quite see [...]

By: Dew Drop - January 13, 2009 | Alvin Ashcraft's Morning Dew

Dew Drop - January 13, 2009 | Alvin Ashcraft's Morning Dew — Tue, 13 Jan 2009 16:14:58 +0000

[...] F#: Partial Function Application with the Function Composition Operator (Mark Needham) [...]

By: Reflective Perspective - Chris Alcock » The Morning Brew #263

Reflective Perspective - Chris Alcock » The Morning Brew #263 — Tue, 13 Jan 2009 06:55:39 +0000

[...] F#: Partial Function Application with the Function Composition Operator – Mark Needham explores Function Composition in F#, illustrating with some examples from different well known names in the F# space. [...]

By: Torbjörn Gyllebring

Torbjörn Gyllebring — Mon, 12 Jan 2009 19:31:29 +0000

It seems like you're actually finding odd squares not negative ones.

Given that you could also phrase it like this:
let square x = x*x
let isOdd = x%2 0
let findOddSquares = List.filter (square >> isOdd)