Order of Complexity Index   <<   >>

 
   x←?1000⍴100
   cmpx '-\x'
  -\x → 9.40E¯3

   ⎕←t←{tm cmpx'-\x' ⊣ x←?⍵⍴100}¨1000×1 2 4 8
0.00928 0.0366 0.146 0.578
   2 ÷⍨/ t
3.94397 3.98907 3.9589

   x←?4000⍴100
   cmpx '+\x×(⍴x)⍴1 ¯1' '-\x'
  +\x×(⍴x)⍴1 ¯1 → 0.00E0  |       0%
  -\x           → 1.47E¯1 | +235800% ⎕⎕⎕⎕⎕⎕⎕⎕⎕⎕⎕⎕⎕⎕