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added absolute value function and tests #26

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Merged
Tikhon03 merged 1 commit into from
Feb 3, 2019
Merged

added absolute value function and tests #26

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2 changes: 1 addition & 1 deletion a.cd
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Original file line number Diff line number Diff line change
Expand Up @@ -90,7 +90,7 @@ flo←⊢mov⍨0⌊1∘⌷
cel←sub flo∘sub
min←{z←⍺ geq ⍵ ⋄ cry((⊃⍺)⌊⊃⍵)⍪1↓(⍺×⍤15 ¯1⍨~z)+z×⍤15 ¯1⊢⍵}
max←{z←⍺ leq ⍵ ⋄ cry((⊃⍺)⌊⊃⍵)⍪1↓(⍺×⍤15 ¯1⍨~z)+z×⍤15 ¯1⊢⍵}
abs←max∘sub⍨
abs←{isr⍵:max∘sub⍨⍵ ⋄ (¯3∘+∘≢ pla sqr∘rea∘(mul∘cnj⍨⊢pla⍨4×∘⌊4÷⍨≢))⍵}
eps←{⍺←⊢ ⋄ 1≡⍺1:∊⍤¯1⊢⍵ ⋄ ⍉∨/(⍉⍺)eql⍤1⍤1 15⍉⍵}
ind←{1(⍳⍨)⍤1⍉(⍺⍉⍨¯1⌽⍳⍴⍴⍺){∧/,(⍉⍺)eql(⍉⍵)}⍤(¯1+⍴⍴⍺)⍤((¯1+⍴⍴⍺),15)⊢(⍵⍉⍨¯1⌽⍳⍴⍴⍵)}
rol←{(~isr⍵)∨∨/,(neg∨0≠1∘⌷×~∘zer)⍵:⎕EM 11 ⋄ z←(0∘⌷⍪¯3∘+∘≢⍪0⍪3↓∘?⍴⍴bas)⍵
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10 changes: 9 additions & 1 deletion tests/abs_tests.dyalog
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Expand Up @@ -12,5 +12,13 @@ ABS∆05_TEST←{_←X 65552⍪0 0⍪(8⍴16)⊤1 ⋄ M.abs 65552⍪0 1⍪(8⍴1
ABS∆06_TEST←{_←X 16 0 0⍪(8⍴16)⊤3678667686 ⋄ M.abs 16 0 0⍪(8⍴16)⊤3678667686}
ABS∆07_TEST←{_←X 16⍪0 0⍪(8⍴16)⊤2489643441 ⋄ M.abs 16 0 1⍪(8⍴16)⊤¯2489643441}
ABS∆08_TEST←{_←X 16⍪0⍪0⍪(8⍴16)⊤(2 2⍴2489643441 335219058 655842322 3036358490) ⋄ M.abs 16⍪0⍪(2 2⍴1 0 0 1)⍪(8⍴16)⊤2 2⍴¯2489643441 335219058 655842322 ¯3036358490}

ABS∆09_TEST←{_←X 10 29 0,⍎¨'11512167476196652343418415356617' ⋄ M.abs 0J10 0 0,(32⍴0J10)⊤97J62}
ABS∆10_TEST←{_←X 10 M.mov 10 0 0,(12⍴10)⊤94 ⋄ M.abs 0J10 0 0,(12⍴0J10)⊤0J94}
ABS∆11_TEST←{_←X 10 0 0,(12⍴10)⊤0 ⋄ M.abs 0J10 0 0,(12⍴0J10)⊤0}
ABS∆12_TEST←{_←X 0 30 29 M.mov 10⍪0 0 29⍪0⍪0,(¯32↑9 4),[.5]⍎¨'11512167476196652343418415356617' ⋄ M.abs 0J10⍪0⍪0⍪(32⍴0J10)⊤0 0J94 97J62}
:EndNamespace