什么叫“到达为伯努力过程”?是不是说,隔一段时间出现一个机会,产生或不产生load?2 l3 H" W/ A+ s1 t* S7 P
下面的代码不知道能否满足你的要求。
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/ u0 L! Z3 |9 ` X6 J" lbegin model initialization function" C" e5 {5 ]+ X, x& ?) S e
create 1 load of L_null to P_creation
' k' x, J+ Q* P8 y9 Z/*L_null is a load type of which the load create loads for the model.*/
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return true! `/ w- n2 |9 J* [7 ~5 @
end
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begin P_creation arriving procedure
" l/ A$ d: t: Y; i, o while 1 = 1 begin9 z2 t- ~: |4 a
wait for V_interval sec4 {! b2 ^. X& a
/*V_interval is the interval of creation of loads, fixed or random.*/
- ], C+ a' ?# x; O* M1 q create 1 load of L_load to oneof(V_p : P_process, 1 - V_p : die)
( L5 s9 i( J% S: E- A9 J/ U; a/*V_p is the parameter of the distribution.*/
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end
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: g% e1 a, F, w6 Vbegin P_process arriving procedure' c I3 V. B* u" Q6 d0 `1 }* M$ X
/*Any process the load will be in.*/& N* I1 v- ]1 z, x; O/ |9 {
print "1 load created" to message3 D7 d9 G( B+ I" l
end |