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Re: Possible bug in ListAnimate[] or Manipulate[] v6.0

• To: mathgroup at smc.vnet.net
• Subject: [mg85255] Re: [mg85214] Possible bug in ListAnimate[] or Manipulate[] v6.0
• From: "Ricardo Samad" <resamad at gmail.com>
• Date: Mon, 4 Feb 2008 03:15:26 -0500 (EST)
• References: <200802020828.DAA16208@smc.vnet.net>

Hi Matthew,

I'm running Mathematica 6.0.0 under Windows XP and I'm getting the same
error message.

Ricardo



On Feb 2, 2008 5:28 AM, Pickett, Matthew <matthew.pickett at hp.com> wrote:

> Dear Mathgroup folks,
>
> I think I have found a bug with ListAnimate[] (or possibly in Manipulate[=
]
> which is called by ListAnimate[] since the error I get is related to
> Manipulate[]).
>
> I can get this to happen repeatably:
>
> With a fresh kernel if I use the example from the help file on ListAnimat=
e
> everything works just fine:
>
> ListAnimate[Table[Plot[Sin[n x], {x, 0, 10}], {n, 5}]]
>
> However, If 'i' is not clear:
>
> i=3;
> ListAnimate[Table[Plot[Sin[n x], {x, 0, 10}], {n, 5}]]
>
> I get the error:
>
> Manipulate::vsform: Manipulate argument \
> {{3,1,},1,5,1,AnimationRate->Automatic,DisplayAllSteps->True,\
> AppearanceElements->{ProgressSlider,PlayPauseButton,\
> FasterSlowerButtons,DirectionButton}} does not have the correct form \
> for a variable specification.
>
> My guess is that the Manipulate function requires 'i' to be clear.  My
> understanding is that this should not be the case since intrinsic functio=
ns
> should use either local variables or global variables that start with a
> capital letter.
>
> Can anyone else repeat this behavior?
> If so, is it a bug?
> If so, where should I report it?
>
>
>
> Best,
> Matthew Pickett
>
>


--
____________________________________
Ricardo Elgul Samad

tel: (+55 11) 3133-9372
fax: (+55 11) 3133-9374

Centro de Lasers e Aplica=E7=F5es
IPEN/CNEN-SP
AV. Prof. Lineu Prestes 2242
Cidade Universit=E1ria
05508-000
S=E3o Paulo - SP
Brazil
____________________________________

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Hi Matthew,<br><br>I&#39;m running Mathematica 6.0.0 under Windows XP and I=
&#39;m getting the same error message.<br><br>Ricardo<br><br><br><br><div c=
lass="gmail_quote">On Feb 2, 2008 5:28 AM, Pickett, Matthew &lt;<a href=
="mailto:matthew.pickett at hp.com">matthew.pickett at hp.com</a>&gt; wrote:<br=
>
<blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, =
204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">Dear Mathgroup fo=
lks,<br><br>I think I have found a bug with ListAnimate[] (or possibly in M=
anipulate[]<br>
which is called by ListAnimate[] since the error I get is related to Manipu=
late[]).<br><br>I can get this to happen repeatably:<br><br>With a fresh ke=
rnel if I use the example from the help file on ListAnimate everything work=
s just fine:<br>
<br>ListAnimate[Table[Plot[Sin[n x], {x, 0, 10}], {n, 5}]]<br><br>However, =
If &#39;i&#39; is not clear:<br><br>i=3;<br>ListAnimate[Table[Plot[Sin[n =
x], {x, 0, 10}], {n, 5}]]<br><br>I get the error:<br><br>Manipulate::vsform=
: Manipulate argument \<br>
{{3,1,},1,5,1,AnimationRate-&gt;Automatic,DisplayAllSteps-&gt;True,\<br>App=
earanceElements-&gt;{ProgressSlider,PlayPauseButton,\<br>FasterSlowerButton=
s,DirectionButton}} does not have the correct form \<br>for a variable spec=
ification.<br>
<br>My guess is that the Manipulate function requires &#39;i&#39; to be cle=
ar. &nbsp;My understanding is that this should not be the case since intrin=
sic functions should use either local variables or global variables that st=
art with a capital letter.<br>
<br>Can anyone else repeat this behavior?<br>If so, is it a bug?<br>If so, =
where should I report it?<br><br><br><br>Best,<br><font color="#888888">M=
atthew Pickett<br><br></font></blockquote></div><br><br clear="all"><br>-=
- <br>
____________________________________<br>Ricardo Elgul Samad<br><br>tel: (+5=
5 11) 3133-9372<br>fax: (+55 11) 3133-9374<br><br>Centro de Lasers e Aplica=
=E7=F5es<br>IPEN/CNEN-SP<br>AV. Prof. Lineu Prestes 2242<br>Cidade Universi=
t=E1ria<br>
05508-000<br>S=E3o Paulo - SP<br>Brazil<br>________________________________=
____

------=_Part_3328_8909352.1202075682998--

• References:
  • Possible bug in ListAnimate[] or Manipulate[] v6.0
    • From: "Pickett, Matthew" <matthew.pickett@hp.com>