Re: Help with Mathematica 7.0
- To: mathgroup at smc.vnet.net
- Subject: [mg96670] Re: Help with Mathematica 7.0
- From: dh <dh at metrohm.com>
- Date: Fri, 20 Feb 2009 05:45:39 -0500 (EST)
- References: <gngk0r$jj8$1@smc.vnet.net> <gnj5hn$igl$1@smc.vnet.net>
Hi,
I just learned that the syntax of Arrow has changed. The following works:
Show[Graphics@Circle[], Epilog -> {Arrow[{{0, 0}, 0.5 {1, 1}}]}]
Daniel
dh wrote:
> Hi Tim,
>
> it looks like version 7 does not allow "Arrow" in an epilog. try,e.g.:
>
> Show[Graphics@Circle[], Epilog -> {Arrow[{0, 0}, 0.5 {1, 1}]}]
>
> I think this is a bug you should report to Wolfram.
>
> Daniel
>
>
>
> Tim Brophy wrote:
>
>> Hello All,
>
>
>> In Mathematica 5.2 and earlier I could create a Notebook like:
>
>
>> << Graphics`
>
>> $FormatType = TraditionalForm;
>
>> $TextStyle = {FontFamily -> "Times", FontSize -> 12};
>
>> Strip = {Polygon[{{-0.1, 0, 1}, {
>
>> 0.1, 0, 1}, {0.1, 0, 0} + s, {-0.1, 0, 0} + s}],
>
>> Polygon[{{-0.1, 0, 0} + s, {-0.1,
>
>> 0, -1}, {0.1, 0, -1}, {0.1, 0, 0} + s}]};
>
>> Magnet = {Cuboid[{-1, -0.5, -0.1}, {-0.2, 0.5, 0.1}],
>
>> Cuboid[{0.2, -0.5, -0.1}, {1, 0.5, 0.1}]}
>
>> Wire = {Line[{{0, 0, -1}, {0, 0, -1.2}, {-1.4, 0, -1.2}, {-1.4,
>
>> 0, -0.2}}], Line[{{-1.2, 0, -0.2}, {-1.7, 0, -0.2}}], \
>
>> Line[{{-1.3, 0, 0}, {-1.6, 0, 0}}], Line[{{-1.4, 0, 0}, {-1.4, 0, 1},
>
>> {-0.1,
>
>> 0, 1}}]};
>
>> circuit = Table[
>
>> Show[Graphics3D[{Magnet,
>
>> Strip, Wire}], Epilog -> {Text["N", {.402, .504}], Text["S",
>
>> {.62, \
>
>> .47}], Red, Arrow[{.53, .71}, {.53, .16}],
>
>> Text["Current", {.7, 0.69 - .394t}]}, Boxed -> False,
>
>> PlotRange -> {{-1.8, 1.5}, {-1,
>
>> 1}, {-1.3, 1.3}}], {t, 0, 1, 0.05}];
>
>> Export["Conductor.gif", circuit, ConversionOptions -> {"Loop" -> True}]
>
>
>> to create animations as in http://web.me.com/timbrophy/physicsnow/currentm.html
>
>
>> In versions 6 and 7 the Table command does not produce all the files I
>
>> need for the animated gifs. How can I do the same?
>
>
>> Manipulate is no good as I simply want gifs to demonstrate different
>
>> aspects of Physics to my students.
>
>
>> Tim Brophy
>
>
>
>