1957?,????,CPM (critical path method)? - PowerPoint PPT Presentation

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1957?,????,CPM (critical path method)?

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Title: 1957?,????,CPM (critical path method)?


1
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2
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3
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4
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  • 1957?,????,CPM (critical path method)?
  • 1958?,????,PERT (program evaluation and review
    technique)
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5
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6
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7
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8
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9
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  • ????????( ET(j))
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  • ????S(i) LT(i)- ET(i)
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10
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11
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  • ???ST (i, j)LS (i, j)-ES (i, j)
  • ???S (i, j)ES (j, k)-ES (i, j)
  • ????FF (i, j)LS (i, j)-LT (i)
  • ????SF (i, j)max(0,ET (j)-LT (i)- t (i, j)
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12
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13
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14
??, P349
15
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16
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17
??, 353-358
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