Fig. 3From: Finite cell method for functionally graded materials based on V-models and homogenized microstructuresNon-singular primitives composed of trivariate B-splines: a A cylinder is composed by five extruded solids, whereas b a cone is composed of five ruled solids. c A torus is constructed using five solids of revolution, and d a sphere is composed of six ruled solids and one cuboid in its centerBack to article page