克莱因瓶
双莫比乌斯环组成的克莱因瓶
参数化曲面:
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R=2;u=[0,2pi];v=[0,2pi]
x(u,v)=cos(u)(R+cos(u/2)cos(v)-sin(u/2)sin(2v))
y(u,v)=sin(u)(R+cos(u/2)cos(v)-sin(u/2)sin(2v))
z(u,v)=sin(u/2)cos(v)+cos(u/2)sin(2*v)
几何模型中曲面无法完全闭合,不得不说,COMSOL几何建模精度实在是差强人意啊。
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