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Re: List of user-defined derivatives

  • To: mathgroup at
  • Subject: [mg71598] Re: [mg71565] List of user-defined derivatives
  • From: "Chris Chiasson" <chris at>
  • Date: Fri, 24 Nov 2006 01:17:18 -0500 (EST)
  • References: <>

they're probably stored in the DownValues of Derivative

On 11/23/06, Andrew Moylan <andrew.j.moylan at> wrote:
> Hi all,
> When the derivative of a function is specified like this:
>   f' = 6 &;
> or alternatively like this:
>   f'[x_] = 6;
> the definitions are not stored in UpValues[f] or DownValues[f]. I
> understand this is why Clear[f] doesn't clear definitions for
> derivatives. My question is: where are these definitions stored, and
> how can one obtain a list of user-defined derivatives such as this one?
> Cheers,
> Andrew


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