Re: Applying function to nested lists

*To*: mathgroup at smc.vnet.net*Subject*: [mg57909] Re: [mg57883] Applying function to nested lists*From*: Pratik Desai <pdesai1 at umbc.edu>*Date*: Sun, 12 Jun 2005 04:34:35 -0400 (EDT)*References*: <200506110735.DAA16848@smc.vnet.net>*Sender*: owner-wri-mathgroup at wolfram.com

Kerry Kim wrote: >Hello, > >I'm trying to get Mathematica to do the following: > >Suppose >x = {{1,2,3},{{4,5,6},7,8},9} >f = some function > >How can I get f applied to each element of x but with the list structure >intact? I.e. I want something that generates: > >{{f[1],f[2],f[3]},{{f[4],f[5],f[6]},f[7],f[8]},f[9]} > >Thank you! >-Kerry Kim > > > Try this, Cos[#] & /@ x (# + 1) & /@ x or you can try Cos[y] /. {y -> x} Sqrt[y] /. {y -> x} Hope this is what you are looking for Pratik -- Pratik Desai Graduate Student UMBC Department of Mechanical Engineering Phone: 410 455 8134

**References**:**Applying function to nested lists***From:*Kerry Kim <kjkim@u.washington.edu>