Gratis billeder : struktur, blad, blomst, mønster, grøn, geometri, cirkel, font, skulptur, illustration, design, symmetri, 3d, grafisk, form, torus, mathematica, cg, parametricplot3d, kode, program, algoritme, kortlægning, geometricsculpture, hexagram, squarewave 3000x2786
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(* === Following code of Mathematica 8 generates this image. === *) SetOptions[ParametricPlot3D, PlotRange -> Full, Mesh -> None, Boxed -> False, Axes -> None, PlotPoints -> 400, ImageSize -> 3000, Background -> Darker[Green, 0.8], PlotStyle -> Directive[Specularity[White, 30], Texture[Import["D:/tmp/862.jpg"]]], TextureCoordinateFunction -> ({#4 + #5, #5/Pi} &), Lighting -> "Neutral"]; a = 5; (* center hole size of a torus *) b = 6; (* hexa-torus *) c = 3; (* distance from the center of rotation *) d = 6; (* number of torus *) g[v_] := Sum[Cos[(2 k - 1) v]/(2 k - 1), {k, 4}]; x = (a - g[t] - Sin[b s]) Cos[s + Pi/(2 b)] + c; y = Sin[t] + c; z = (a - g[t] - Sin[b s]) Sin[s + Pi/(2 b)] + c; rot = Table[{x, y, z}.RotationMatrix[2 i Pi/d, {0, 1, 0}], {i, d}]; ParametricPlot3D[rot, {t, 0, 2 Pi}, {s, 0, 2 Pi}] (*--- The Texture is another color version of this: www.flickr.com/photos/tanaka_juuyoh/5412528282 The g[] is a 4-partial sum of the Fourier series for Square wave. g[]は矩形波のフーリエ展開の最初の4項 *)
Den frie høj opløsning foto af struktur, struktur, blad, blomst, mønster, grøn, geometri, cirkel, font, skulptur, illustration, design, symmetri, 3d, grafisk, form, torus, mathematica, cg, parametricplot3d, kode, program, algoritme, kortlægning, geometricsculpture, hexagram, squarewave
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