Usage: z_normal(s,mu,sigma); 6 _7 j5 v8 h0 [' R' l* s
The expression s (integer) defines the random number stream, while mu and sigma define mean and deviation of the normal distribution. 5 R5 A! d' e. }里面的s表示什么意思啊? 1 w- ` ?% S* q X* b; x我主要是The expression s (integer) defines the random number stream中的stream不太理解。- q0 Z. n) o2 M" h5 L( [
谢谢各位帮忙!- ?! k6 g( a+ Z$ w- |