Page Comparison

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1.
 2.
  2.A.1
   2.A.1.A.1
   2.A.1.B.1
     2.A.1.B.2
 2.B.1
 2.C.1
   2.C.2
     2.C.3
       2.C.3.A.1
       2.C.3.B.1

+ numbers for sequential operations are much shorter

+ numbers for sequential technologies are more intuitive

- harder to implement

- adding a operation in the middle of the tree can change half of its numbering

- numbers for technologies with many splits are less intuitive

Sequential technology example:

1
  2
    3
      4
        5
          ...
            20