In this short note, we discuss the complexity of the search space for the problem of finding a CSG expression (or CSG tree) corresponding to an input point-cloud and a list of fitted solid primitives.

翻译：在这个简短的说明中,我们讨论了寻找一个与输入点相匹配的CSG表达式(或CSG树)和一份装配的固体原始物清单的问题的搜索空间的复杂性。