{⍵ ⋄ ⍺⍺} → ⍣0

table.tsv

@@ -2268,7 +2268,7 @@ Xv(Cv{(⍵,⍨⊂⍺⍺)⍪⍺,⍺∘.(⍎⍺⍺)⍵})Yv	Formatted function tabl
 I f{⍉2⊥(-⍺⍺/0>b)⍪⍺⍺/2⊥⍣¯1⊢b←⍉⍺,[0.5]⍵}J	2's-complement bit-wise application of f between I and J	Dop	Monadic Function	Monadic Operator	Boolean/Logical	bitwise apply binary 2s two's twos		
 Is f{a+.×⍺⍺(⊃⍵)-(a←-/⍵÷-⍺)×0.5-⍳⍺}Nv	Definite integral of scalar function f in range Nv[1]…Nv[2] with Is steps	Dop	Dyadic Function	Monadic Operator	Mathematical	integration numeric approximation ∫ integrate		
 M f{⊃+/,(∘.⍺⍺⍨0 1)×(1-⍺)⍺∘.×(1-⍵)⍵}N	Probabilistic function corresponding to Boolean function f	Dop	Dyadic Function	Monadic Operator	Mathematical	fuzzy probability chance		
-X f{⍺←{⍵ ⋄ ⍺⍺} ⋄ ⍵⍵⍣¯1⊢(⍵⍵ ⍺)⍺⍺(⍵⍵ ⍵)}g Y	Under: preprocess (g) argument(s) before applying main function (f), then undo preprocessing	Dop	Ambivalent Monadic Function, Dyadic Function	Dyadic Operator	Function Application	deldiaeresis computationalunder mathematicalunder dual while ⍢	https://tio.run/##SyzI0U2pTMzJT////1Hf1EdtExQUtB/1rqh@1LsLyAFSWxUedbcogLi9u2qh7K1gtPjQesNHXYs0IHyQEk2IMoTIVs3aR73zFUwUgOy5CsWFpYlFmXnpCpnFCin5pUk5IHZpXkpqkQLQAUCpkoxcLqgrjBW0aeKG3NKcksyCnMzkxJLM/DyQS4pLc3MhHDSn/P8PAA	
+X f{⍺←⍣0 ⋄ ⍵⍵⍣¯1⊢(⍵⍵ ⍺)⍺⍺(⍵⍵ ⍵)}g Y	Under: preprocess (g) argument(s) before applying main function (f), then undo preprocessing	Dop	Ambivalent Monadic Function, Dyadic Function	Dyadic Operator	Function Application	deldiaeresis computationalunder mathematicalunder dual while ⍢	https://tio.run/##SyzI0U2pTMzJT////1Hf1EdtExQUtB/1rqh@1LsLyHnUu9hA4VF3i8Kj3q1gtPjQesNHXYs0IHyg8C5NkMreXQiRrZq1j3rnK5goANlzFYoLSxOLMvPSFTKLFVLyS5NyQOzSvJTUIgWgpUCpkoxcLqjNxgraVLM3tzSnJLMgJzM5sSQzPw9ke3Fpbi6Eg2b9//8A	
 f{⊃⍺⍺{⍵,⍨⊂⍺ ⍺⍺⊃⍬⍴⍵}/1↓⍬(⊢,∘⊂⍴)¯1⌽⍵}Y	Accumulating reduction	Dop	Monadic Function	Monadic Operator	Function Application			
 Xv(Av{(1+⍺⍺)⊃¨((~⍺⍺)\⍺),¨(⍺⍺\⍵)})Yv	Mesh vectors Xv and Yv under control of Av (0:cell from Xv, 1:cell from Yv, …)	Dop	Dyadic Function	Monadic Opertor	Selection	zipping merge merging interweave interweaving interleave interleaving shuffle shuffling meshing		
 Mv(Ns{⍺⍺{⍺⍺|⍺×⍺⍺|×⍨⍵}⌿⍺*⍤1⊖0⍪2⊥⍣¯1⊢⍵})Jv	Modulo power (fast non-overflowing Ns|Mv*Jv)	Dop	Dyadic function	Monadic Operator	Mathematical	powermodulo powmodulo modular exponentiation modulus bmodpow() pow() expmod() exp() bcpowmod() mpz_powm() @powermod() mod_exp()		
@@ -2283,7 +2283,7 @@ Iv(Is{(⊂(1+≢⍵)⌊⍋(⍳≢⍵),⍺⍴⍨⍺⍺×≢⍺)⌷⍵⍪⍵⍵}Y)
 (Iv{⍵⍀⍨(⍳(≢⍵)++/⍺⍺)∊+\1+⍺⍺\⍨⍵⍵∊⍨⍳≢⍵}Jv)Y	Open a gap of Iv[i] before Y[Jv[i]] (for all i)	Dop	Monadic Function	Dyadic Operator	Structural	gaps expand		
 Xv(Am{(1+⍺⍺)⊃¨⍤1⊢((~⍺⍺)\⍤1⊢⍺),¨(⍺⍺\⍤1⊢⍵)})Yv	Mesh vectors Xv and Yv in multiple ways under control of Am (0:cell from Xv, 1:cell from Yv, …)	Dop	Dyadic Function	Monadic Opertor	Selection	zipping merge merging interweave interweaving interleave interleaving shuffle shuffling meshing differently		
 Xm(Am{(1+⍺⍺)⊃¨⍤1⊢((~⍺⍺)\⍤1⊢⍺),¨(⍺⍺\⍤1⊢⍵)})Ym	Mesh matrices Xm and Ym differently for each row under control of Am (0:cell from Xm, 1:cell from Ym, …)	Dop	Dyadic Function	Monadic Opertor	Selection	zipping merge merging interweave interweaving interleave interleaving shuffle shuffling meshing matrix multiple		
-X f{⍺←{⍵ ⋄ ⍺⍺} ⋄ w←⍵ ⋄ ((⍵⍵)w)←(⍵⍵ ⍺)⍺⍺(⍵⍵ ⍵) ⋄ w}g Y	Under: apply main function (f) to selection (g) of argument(s)	Dop	Ambivaent Monadic Function, Dyadic Function	Dyadic Operator	Function Application	deldiaeresis structuralunder dual while ⍢ ⍫ selectiveunder		
+X f{⍺←⍣0 ⋄ w←⍵ ⋄ ((⍵⍵)w)←(⍵⍵ ⍺)⍺⍺(⍵⍵ ⍵) ⋄ w}g Y	Under: apply main function (f) to selection (g) of argument(s)	Dop	Ambivaent Monadic Function, Dyadic Function	Dyadic Operator	Function Application	deldiaeresis structuralunder dual while ⍢ ⍫ selectiveunder		
 f{' ∘'[1+(⊢∘.=⍨∘⌽¯1+⌊/+∘⍳1+⌈/-⌊/)⌊0.5+⍺⍺ ⍵]}Nv	Graph of scalar function f at points Nv	Dop	Monadic Function	Monadic Operator	Mathematical	draw plotting		
 Xv(Am{⍉(1+⍺⍺)⊃¨⍤1⊢((~⍺⍺)\⍤1⍉⍺),¨(⍺⍺\⍤1⍉⍵)})Yv	Mesh vectors Xv and Yv differently in each column under control of Am (0:cell from Xv, 1:cell from Yv, …)	Dop	Dyadic Function	Monadic Opertor	Selection	zipping merge merging interweave interweaving interleave interleaving shuffle shuffling meshing multiple		
 Xm(Am{⍉(1+⍺⍺)⊃¨⍤1⊢((~⍺⍺)\⍤1⍉⍺),¨(⍺⍺\⍤1⍉⍵)})Ym	Mesh matrices Xm and Ym differently for each column under control of Am (0:cell from Xm, 1:cell from Ym, …)	Dop	Dyadic Function	Monadic Opertor	Selection	zipping merge merging interweave interweaving interleave interleaving shuffle shuffling meshing matrix multiple column-wise