问题描述：
英语翻译
The large number of columns in the design matrix will cause integer overflow.The large number of columns may be due to too many levels in one or more factors,or to higher-order interactions among factors with many levels.It may also be due to too many factors.
说说意思就可以了,不用翻译
The large number of columns in the design matrix will cause integer overflow.The large number of columns may be due to too many levels in one or more factors,or to higher-order interactions among factors with many levels.It may also be due to too many factors.
说说意思就可以了,不用翻译
问题解答：
我来补答展开全文阅读