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来自「浙江大学计算机学院数据结构课程的教学课件」· HTM 代码 · 共 44 行

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<b><font face="Arial, Helvetica, sans-serif" size="4" color="#000000">⑵<font color="#FF0000">activity on edge (AOE) network</font>

<font color="#FF0000">AOE </font>( an activity on edge) closely related to the  AOV

<font color="#FF0000">directed edges</font>  ~  tasks or activities to be performed on a project                    
<font color="#FF0000">vertices</font> ~ events which signal the completion of certain   activities
  
                      <img src="image/text6-a15.gif" width="463" height="127">                 
  
<font color="#FF0000">techniques for evaliating network:</font>
 <font color="#0033CC">PERT </font>( performance evaluation and review technique)
<font color="#0033CC"> CPM</font>   ( critical path method )
 <font color="#0033CC">RAMPS </font>( resource allocation and multiproject scheduling )

<font color="#FF0000">critical path</font> --- a path that has the longest  length
<font color="#FF0000">earliest time </font> (an event ,vi, can occur) 
    the length of  the longest path from the start vertex v0 to vertex vi    .
<font color="#FF0000">latest time, late(i)</font>, of activity, ai 
    the latest time the  activity may start without increasing the 
           project duration

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