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3×3×3陣列 繪出示意圖

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hbghlyj Posted 2024-4-5 18:48 |Read mode
en.wikipedia.org/wiki/Levi-Civita_symbol
\begin{aligned}\varepsilon _{\color {BrickRed}{1}\color {Violet}{3}\color {Orange}{2}}=-\varepsilon _{\color {BrickRed}{1}\color {Orange}{2}\color {Violet}{3}}&=-1\\\varepsilon _{\color {Violet}{3}\color {BrickRed}{1}\color {Orange}{2}}=-\varepsilon _{\color {Orange}{2}\color {BrickRed}{1}\color {Violet}{3}}&=-(-\varepsilon _{\color {BrickRed}{1}\color {Orange}{2}\color {Violet}{3}})=1\\\varepsilon _{\color {Orange}{2}\color {Violet}{3}\color {BrickRed}{1}}=-\varepsilon _{\color {BrickRed}{1}\color {Violet}{3}\color {Orange}{2}}&=-(-\varepsilon _{\color {BrickRed}{1}\color {Orange}{2}\color {Violet}{3}})=1\\\varepsilon _{\color {Orange}{2}\color {Violet}{3}\color {Orange}{2}}=-\varepsilon _{\color {Orange}{2}\color {Violet}{3}\color {Orange}{2}}&=0\end{aligned}如何用Mathematica繪出示意圖
300px-Epsilontensor.svg.png

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 Author| hbghlyj Posted 2024-4-5 18:59
  1. Export["animated.gif",
  2. Table[Image3D[
  3.    Normal[LeviCivitaTensor[3]] /. {0 -> GrayLevel[
  4.       0.07315883, 0.0311163], -1 -> RGBColor[0, 1, 0],
  5.      1 -> RGBColor[1, 0.5, 0]}, ImageSize -> 300,
  6.    ViewVector -> {1.5 + 4 Sin[t], 1.5 + 4 Cos[t], 1.5}], {t, 0.01,
  7.    2 Pi, 0.2 Pi}], "DisplayDurations" -> .2]
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animated.gif

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