6 数组函数 vector and matrix functions 5. 7 常用统计函数 functions for population statistics .
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The functions matrix , array , and dim are simply convenience functions for setting the dimensions of a vector.
函数matrix 、array和dim是用于设置向量的维的简单函数。
This way, the whole run isn't aborted if some of the functions fail, and the output from each simulation is a numeric vector of the same length, suitable for capturing to a matrix.
这样，整个运行不中止，如果某些功能失效，并从每个模拟输出是一个相同长度的数字矢量，适合捕捉到一个矩阵。
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