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Re: add arrow to ContourPlot3D

• To: mathgroup at smc.vnet.net
• Subject: [mg121132] Re: add arrow to ContourPlot3D
• From: Heike Gramberg <heike.gramberg at gmail.com>
• Date: Wed, 31 Aug 2011 06:02:52 -0400 (EDT)
• Delivered-to: l-mathgroup@mail-archive0.wolfram.com
• References: <201108301035.GAA29057@smc.vnet.net>

With Epilog you can only add 2D graphics primitives to a 3D plot such as text or a legend.  To add a 3D arrow to your plot you could do something like

Show[ContourPlot[=85..], Graphics3D[Arrow[{{0, 0, 0}, {v1, v2, v3}}]]]

Heike

On 30 Aug 2011, at 12:35, Alan wrote:

> I have a ContourPlot3D and I want to add a 3D arrow.  I thought I would be able to do this by adding e.g. Epilog->{Graphics3D[Arrow[{{0, 0, 0}, {v1, v2, v3}}]]} but this does not work.  How should I approach this?
>
> Thanks,
> Alan Isaac
>

• References:
  • add arrow to ContourPlot3D
    • From: Alan <alan.isaac@gmail.com>