Re: DownValues
- To: mathgroup at smc.vnet.net
- Subject: [mg113709] Re: DownValues
- From: Albert Retey <awnl at gmx-topmail.de>
- Date: Mon, 8 Nov 2010 05:39:19 -0500 (EST)
- References: <ib8cur$2ia$1@smc.vnet.net>
Am 08.11.2010 09:38, schrieb Stephan:
> Hi,
>
> Is there any way to find out about definitions like:
>
> f[1][2] = 3 ?
>
> Here is a sample run:
>
> In[1]:= f[1][2] = 3
> Out[1]= 3
> In[2]:= DownValues[f]
> Out[2]= {}
> In[3]:= DownValues[f[1]]
> During evaluation of In[3]:= DownValues::"sym" : "
> StyleBox[\"\\\"\< is expected to be a symbol.\>\\\"\", \"MT\"] \
> Out[3]= DownValues[f[1]]
>
> So with "DownValues" I can't seem to learn about the definition f[1][2]...
SubValues, unfortunatly seem to be undocumented, but gives you what you
are looking for:
SubValues[f]
hth,
albert