Re: F[f_,x_]:=f[x] ?

*To*: mathgroup at smc.vnet.net*Subject*: [mg20130] Re: [mg19819] F[f_,x_]:=f[x] ?*From*: "P.J. Hinton" <paulh at wolfram.com>*Date*: Sat, 2 Oct 1999 03:04:56 -0400*Organization*: "Wolfram Research, Inc."*References*: <7sv0d2$23k@smc.vnet.net>*Sender*: owner-wri-mathgroup at wolfram.com

On 30 Sep 1999, Daniel Reeves wrote: > I just stumbled upon the built-in but undocumented function Compose, which > apparently does exactly that. > Comments from Wolfram developers...? > (probably a better functionality for Compose would be the last element of > ComposeList, to be consistent with Nest and Fold) Compose[] was deemed obsolete between versions 1 and 2 of the Mathematica kernel. It should be replaced with its successor Composition[]. See _The Mathematica Book_, Appendix A.13.2. -- P.J. Hinton Mathematica Programming Group paulh at wolfram.com Wolfram Research, Inc. Disclaimer: Opinions expressed herein are those of the author alone.