Re: How to make Mathematica to return "Log[Exp[x]]" as x?

*To*: mathgroup at smc.vnet.net*Subject*: [mg5697] Re: How to make Mathematica to return "Log[Exp[x]]" as x?*From*: allman at pat.mdc.com (Mark Allman )*Date*: Sat, 11 Jan 1997 14:29:01 -0500*Organization*: McDonnell Douglas, Houston Division*Sender*: owner-wri-mathgroup at wolfram.com

In article <5atshi$ssn at dragonfly.wolfram.com>, chengli at uab.edu (Cheng Li) writes: |> Dear friends, suppose x is a variable and when I type "Log[Exp[x]]" and then |> enter, Mathematica gives me "Log[Exp[x]]" back. Could you please tell me how |> to let Mathematica to return "Log[Exp[x]]" as x? |> Thank you very much. |> Cheng Li |> chengli at uab.edu |> |> |> |> Try: Log[ Exp[x] ] // N -- Mark Allman -- Sr. Engineer, McDonnell Douglas Aerospace, allman at pat.mdc.com -- Software consulting (Perl, C, Python, ...), ghost at ghost.neosoft.com -- (see: http://pup.princeton.edu/titles/5857.html)