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5仿真币
Usage: z_normal(s,mu,sigma);
$ i0 Q5 S) F+ g& I3 T; Q# m* K0 sThe expression s (integer) defines the random number stream, while mu and sigma define mean and deviation of the normal distribution.
5 W, F$ y" Y/ ?5 W% v* y$ ~里面的s表示什么意思啊?7 m1 ^" _" b- y( P+ p
我主要是The expression s (integer) defines the random number stream中的stream不太理解。( f5 r Q& N- R
谢谢各位帮忙!
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9 l4 u/ @! G. B9 z8 n5 m; j0 }, o, @[ 本帖最后由 Michelleqiqi 于 2008-5-28 22:40 编辑 ] |
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