Re: Understanding Flatten
- To: mathgroup at smc.vnet.net
- Subject: [mg46319] Re: Understanding Flatten
- From: drbob at bigfoot.com (Bobby R. Treat)
- Date: Sat, 14 Feb 2004 04:37:54 -0500 (EST)
- References: <c0k52g$8pd$1@smc.vnet.net>
- Sender: owner-wri-mathgroup at wolfram.com
>>I don't see why adding {g, f[e, g]} as a second list to...
That's not the only difference between the two Flatten statements.
Bobby
Harold.Noffke at wpafb.af.mil (Harold Noffke) wrote in message news:<c0k52g$8pd$1 at smc.vnet.net>...
> Mathematica 5.0.1 on Windows 2000
> MathGroup:
>
> In my study of Flatten, the Mathematica Book gives this example ...
>
> You can use Flatten to "splice" sequences of elements into lists
> or other expressions.
>
> In[5]:= Flatten[ {a, f[b, c], f[a, b, d]}, 1, f ]
>
> Out[5]= {a,b,c,a,b,d}
>
> I modified In[5] as follows ...
>
> In[1]:= Flatten[ { {a, f[b, c], f[a, b, d]}, {g, f[e, g]} }]
>
> Out[1]= {a, f[b, c], f[a, b, d], g, f[e, g]}
>
> I don't see why adding {g, f[e, g]} as a second list to the In[5] example
> unflattens Flatten's answer. What am I misunderstanding?
>
> Thanks.
> Harold