Marvin

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画饼充饥的WSWLN 欢迎讨论虚拟厨艺 http://leima.is http://www.douban.com/people/emptymalei ContourPlot3D[(x^2 + 20/4*y^2 + z^2 - 1)^3 - x^2*z^3 - 9/50*y^2*z^3 == 0, {x, -1.5, 1.5}, {y, -1, 1}, {z, -1.5, 1.5}, Mesh -> None, BoxStyle -> Directive[White, Opacity[0.0]]]