Generalized z for cell arrays

Generalized `z` for cell arrays, following Sanchises' suggestion

funDef.txt

@@ -1824,7 +1824,11 @@ y	0	inf	2	3	0	0	0		false	true	false	true	out = in(1);	duplicate element	duplicat
 Xy	1	4	1		1	1	1		true	true	true	true	out{1} = eye(in{:});	identity matrix	\matlab+eye+ (matrix with ones on diagonal and zeros elsewhere)
 Yy	2	2	2		1	1	1		true	true	true	true	out{1} = bsxfun(@hypot, in{1}, in{2});	hypotenuse (element-wise, singleton expansion)	\matlab+hypot+, element-wise with singleton expansion
 Zy	1	2	1		1	inf	1		true	true	true	true	[out{:}] = size(in{:});	size	\matlab+size+
-z	1	1	1		1	1	1		true	true	true	true	out{1} = nnz(in{:});	number of nonzero elements	\matlab+nnz+
+z	1	1	1		1	1	1		true	true	true	true	if ~iscell(in{1})	(i) For non-cell input: number of nonzero elements. (ii) For cell array input: number of nonzero elements of each cell	\matlab+nnz+ / \matlab+cellfun(@nnz, ...)+
+													out{1} = nnz(in{1});
+													else
+													out{1} = cellfun(@nnz, in{1});
+													end
 Xz	1	1	1		1	1	1		true	true	true	true	if iscell(in{1}), out{1} = regexprep(in{1}, '[\s\0]', ''); elseif ischar(in{1}), out{1} = regexprep(reshape(in{1},1,[]), '[\s\0]', ''); else, out{1} = nonzeros(in{:}); end	nonzero elements / remove whitespace	\matlab+nonzeros+. If input is a string or char array: removes whitespace, including \matlab+char(0)+; the result is a string. If input is cell array of strings: operates on each string
 Yz
 Zz

spec/MATL_spec.tex

@@ -1509,7 +1509,7 @@ \section{Acknowledgments}
 \item
 \user{@Giuseppe} for finding a bug in \matl{u}.
 \item
-\user{@H.PWiz} for coreecting a typo in the documentation.
+\user{@H.PWiz} for correcting a typo in the documentation.
 % https://chat.stackexchange.com/transcript/message/42323700#42323700
 \item
 \user{@pragmatist1} for suggesting the use of a regular expression to check contents of array literals.
@@ -1531,8 +1531,10 @@ \section{Acknowledgments}
 % https://chat.stackexchange.com/transcript/message/41158178#41158178
 for suggesting to include \matlab+expm+ (matrix exponential) and to generalize matrix power as a sum over different exponents;
 % https://chat.stackexchange.com/transcript/message/41206681#41206681
-and for finding a bug in the parser, which incorrectly identified \matl{]} or \matl{\}} within strings as closing symbols for array literals.
+for finding a bug in the parser, which incorrectly identified \matl{]} or \matl{\}} within strings as closing symbols for array literals;
 % https://chat.stackexchange.com/transcript/message/42555761#42555761
+and for suggesting to generalize \matl{z} for cell arrays.
+% https://chat.stackexchange.com/transcript/message/49993614#49993614
 \item
 \user{@Steadybox} for finding a bug in Octave's \matlab+nnz+ function when applied to a range.
 % Comments in https://codegolf.stackexchange.com/a/155943/36398

spec/funDefTable/funDefTable.tex

@@ -251,7 +251,7 @@
 \matl{Xy} & 1--4 (1) & 1 & \matlab+eye+ (matrix with ones on diagonal and zeros elsewhere) \\
 \matl{Yy} & 2 & 1 & \matlab+hypot+, element-wise with singleton expansion \\
 \matl{Zy} & 1--2 (1) & 1-- (1) & \matlab+size+ \\
-\matl{z} & 1 & 1 & \matlab+nnz+ \\
+\matl{z} & 1 & 1 & \matlab+nnz+ / \matlab+cellfun(@nnz, ...)+ \\
 \matl{Xz} & 1 & 1 & \matlab+nonzeros+. If input is a string or char array: removes whitespace, including \matlab+char(0)+; the result is a string. If input is cell array of strings: operates on each string \\
 \matl{X\{} & 1--2 (1 / 2) & 1 & \matlab+num2cell+ \\
 \matl{Y\{} & 2-- (3 / 2) & 1 & \matlab+mat2cell+ \\

spec/functionTable/function_table.eps.old

@@ -1,9 +1,9 @@
 %!PS-Adobe-3.0 EPSF-3.0
 %%Title: MATL.xlsx
 %%Creator: PScript5.dll Version 5.2.2
-%%CreationDate: 11/22/2017 0:22:37
+%%CreationDate: 12/24/2018 1:49:25
 %%For: Luis
-%%BoundingBox: 54 77 507 769
+%%BoundingBox: 54 77 507 770
 %%Pages: 1
 %%Orientation: Portrait
 %%PageOrder: Ascend
@@ -4637,7 +4637,7 @@ dup 11 /parenleft put
 pop
 F0S31YFFFFFFCE Ji 
 362 1080 M <0B>S 
-; 1 1 1 1 scol : 442 1037 653 54 rc 3 15352 91 <0001000f000003f10426001001dcb1020243545840150f010b0604020906
+; 1 1 1 1 scol : 442 1037 520 54 rc 3 15352 91 <0001000f000003f10426001001dcb1020243545840150f010b0604020906
 02060d0a000a0f180f0f02550f2f2b003f3f3f3f11173931301bb70f1201
 0f22193906b8ffde405019395a0f96049608990e9a0fc005c006c007cb0f
 090f4016391a031309150d1a1035013a0b81018e0b082f1257045907590b
@@ -4663,7 +4663,7 @@ end
 dup 33 /x put
 pop
 F1S31YFFFFFFCE Ji 
-442 1080 M <0B0A0D0A0401011B170C0F020C060A1B0C1902211B0C170A0E0A0103151B06>S 
+442 1080 M <0B0A0D0A0401011B170C0F020C060A1B0C1902211B0C17>S 
 ; : 1362 1037 520 54 rc 4 1088 94 <00010039fe51027c05d3002a007b404d470f0128120f113402120f113407
 180b0e3425120b0e3416271600292a2a0c1f2520130d250c110d0c0c1f20
 ae1b12112505193a1b2526033a05ae2a273a26ae2a2a5f008f000200692b
@@ -4692,7 +4692,7 @@ dup 35 /braceright put
 pop
 F1S31YFFFFFFCE Ji 
 1362 1080 M <220A230A0401011B170C0F020C060A1B0C1902211B0C17>S 
-; : 2282 1037 814 54 rc 2 7766 29 <000200b9000001860426000300070038402004050006070902063c04033c
+; : 2282 1037 667 54 rc 2 7766 29 <000200b9000001860426000300070038402004050006070902063c04033c
 0106040a023c2f003f000220000100a108a198182b10f45d71ed003f3fed
 10ed011112393912393931301335331503353315b9cdcdcd0359cdcdfca7
 cdcd>/TT61t00 AddT42Char 
@@ -4703,9 +4703,9 @@ end
 dup 36 /colon put
 pop
 F1S31YFFFFFFCE Ji 
-2282 1080 M <0B0A0D0A0401011B170C0F020C060A1B0C19080A1F1B06180A141B0C04150A240A0A0A0E0A0103151B06>S 
-; : 3202 1037 838 54 rc F1S31YFFFFFFCE Ji 
-3202 1080 M <0B0A0D0A0401011B170C0F020C060A1B0C19080A1F1B06180A1B0C1B061B04150A240A0A0A0E0A0103151B06>S 
+2282 1080 M <0B0A0D0A0401011B170C0F020C060A1B0C19080A1F1B06180A141B0C04150A240A>S 
+; : 3202 1037 691 54 rc F1S31YFFFFFFCE Ji 
+3202 1080 M <0B0A0D0A0401011B170C0F020C060A1B0C19080A1F1B06180A1B0C1B061B04150A240A>S 
 ; 0 0 0 1 scol : 362 1097 17 55 rc 2 2610 12 <00010043fe51024005d30010004940182702270a6702670a9702a702a80e
 07090810000810001210bd012200000009012200000294b408f3059b0cb8
 0296b3126a43182b10f6edfde4ed10ed003f3f103c103c3130015d133e03
@@ -4719,14 +4719,14 @@ dup 12 /parenright put
 pop
 F0S31YFFFFFFCE Ji 
 362 1140 M <0C>S 
-; 1 1 1 1 scol : 442 1097 477 54 rc F1S31YFFFFFFCE Ji 
-442 1140 M <0B0A0D0A0502140205020C1A020A1B0C1902211B0C17>S 
+; 1 1 1 1 scol : 442 1097 610 54 rc F1S31YFFFFFFCE Ji 
+442 1140 M <0B0A0D0A0502140205020C1A020A1B0C1902211B0C170A0E0A0103151B06>S 
 ; : 1362 1097 477 54 rc F1S31YFFFFFFCE Ji 
 1362 1140 M <220A230A0502140205020C1A020A1B0C1902211B0C17>S 
-; : 2282 1097 610 54 rc F1S31YFFFFFFCE Ji 
-2282 1140 M <0B0A0D0A0502140205020C1A020A1B0C19080A1F1B06180A141B0C04150A24>S 
-; : 3202 1097 679 54 rc F1S31YFFFFFFCE Ji 
-3202 1140 M <0B0A0D0A05021402050205020C1A020A1B0C19080A1F1B06180A1B0C1B061B04150A24>S 
+; : 2282 1097 757 54 rc F1S31YFFFFFFCE Ji 
+2282 1140 M <0B0A0D0A0502140205020C1A020A1B0C19080A1F1B06180A141B0C04150A240A0A0E0A0103151B06>S 
+; : 3202 1097 826 54 rc F1S31YFFFFFFCE Ji 
+3202 1140 M <0B0A0D0A05021402050205020C1A020A1B0C19080A1F1B06180A1B0C1B061B04150A240A0A0E0A0103151B06>S 
 ; 0 0 0 1 scol : 362 1157 19 55 rc 2 2748 13 <0001001c031802f105d3001e00cb4025891301551d561e02451d461e021d
 0c0b0518050f0e0b0c0a18051d0316001b861c2b008601b8012640140916
 e51509e540152bb00a010a880f0e00153e16b8ffc04027111334163e1b72
@@ -6103,8 +6103,8 @@ F0S31YFFFFFFCE Ji
 1362 3660 M <0107050605071F01>S 
 ; : 2282 3617 172 54 rc F1S31YFFFFFFCE Ji 
 2282 3660 M <1A1B051A01181B1406>S 
-; : 3202 3617 270 54 rc F1S31YFFFFFFCE Ji 
-3202 3660 M <011B170C0A0E0A14140601181B1406>S 
+; : 3202 3617 498 54 rc F1S31YFFFFFFCE Ji 
+3202 3660 M <011B170C0A0E0A14140601181B14060A0E0A151B0C0103041A02>S 
 ; : 362 3677 32 55 rc 2 13810 55 <0001002c000004b905ba0007007240232f09300430055009700980099009
 0706010502250403020700080917171a047f050105b8012d400a06072001
 30007f000200b8012d4011030e500270028002900204021908fdac182b4e

spec/latex_tools/MATL_spec.aux

@@ -0,0 +1,56 @@
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