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Index-of & Co. II | Index << >> |
tix ← 8⌶ ⍝ 8 ←→ IIX ←→ Inverted Table IndeX-of T tix S 3 1 1 2 cmpx 'TT tix TT' 'TT tix1 TT' 'XX ⍳ XX' TT tix TT → 9.38E¯4 | 0% ⎕⎕⎕⎕⎕⎕⎕ TT tix1 TT → 4.27E¯3 | +355% ⎕⎕⎕⎕⎕⎕⎕⎕⎕⎕⎕⎕⎕⎕⎕⎕⎕⎕⎕⎕⎕⎕⎕⎕⎕⎕⎕⎕⎕ XX ⍳ XX → 1.61E¯3 | +71% ⎕⎕⎕⎕⎕⎕⎕⎕⎕⎕⎕ QQ←XX ⋄ QQ[9999;]←34 ⍝ QQ is a general nested matrix cmpx 'TT tix TT ' 'XX ⍳ XX' 'QQ ⍳ QQ' TT tix TT → 9.34E¯4 | 0% ⎕⎕⎕ XX ⍳ XX → 1.61E¯3 | +71% ⎕⎕⎕⎕⎕ * QQ ⍳ QQ → 1.03E¯2 | +1004% ⎕⎕⎕⎕⎕⎕⎕⎕⎕⎕⎕⎕⎕⎕⎕⎕⎕⎕⎕⎕⎕⎕⎕⎕⎕⎕⎕⎕ |