dzaima/help.md Secret

## help.md

      
    Raw
  

              help.md
            
          
syntax
name
key
usage


{
begin block
{
{𝕩+2}


}
end block
}


(
begin expression
(
(1+2)×(10÷2)


)
end expression
)


‿
ligature
\<space>
1‿2‿3‿4


⟨
begin list
\(
⟨1 ⋄ 2 ⋄ 3 ⋄ 4⟩


⟩
end list
\)


#
comment
#
# this is a comment


←
define
\[
myVar←5 ⋄ MyFn←{𝕨+𝕩}


⋄
separator
\;
{a←1+𝕩 ⋄ a×a} 10


,
separator
,
⟨"foo", "bar"⟩ # equal to ⋄ and newline


⇐
export
\?
{F⇐{1+𝕩}}.F 10


↩
change
\'
var ← 5 ⋄ var ↩ 7 ⋄ var +↩ 1


•
system
\0
•Out "Hello World" ⋄ •Show ↕2‿2


.
namespace field
.
•file.Lines "myfile.txt"


→
return
\]
[NYI/TBD]


¯N
negative number
\9
¯3‿¯2‿¯1 = -3‿2‿1


fns
name
key
usage


  + 𝕩
conjugate
+


𝕨 + 𝕩
add
+
1‿2‿3 + 1‿2‿3


  - 𝕩
negate
-
- 1‿2‿3


𝕨 - 𝕩
subtract
-
2 - 1‿2‿3


  × 𝕩
sign
\=
× ¯2‿¯1‿0‿1‿2


𝕨 × 𝕩
multiply
\=
2 × 1‿2‿3


  ÷ 𝕩
reciprocal
\-
÷ 2


𝕨 ÷ 𝕩
divide
\-
100 ÷ 2‿5‿50


  ⋆ 𝕩
exponential
\+
⋆ 5


𝕨 ⋆ 𝕩
power
\+
10 ⋆ 2


  √ 𝕩
square root
\_
√ 100


𝕨 √ 𝕩
nth root
\_
3 √ 125


  ⌊ 𝕩
floor
\b
⌊ 1.5


𝕨 ⌊ 𝕩
minimum
\b
10 ⌊ 5


  ⌈ 𝕩
ceiling
\B
⌈ 1.5


𝕨 ⌈ 𝕩
maximum
\B
10 ⌈ 5


  ∧ 𝕩
sort up
\t
∧ 5‿2‿3


𝕨 ∧ 𝕩
and
\t
0‿0‿1‿1 ∧ 0‿1‿0‿1


  ∨ 𝕩
sort down
\v
∨ 3‿2‿5


𝕨 ∨ 𝕩
or
\v
0‿0‿1‿1 ∨ 0‿1‿0‿1


  ¬ 𝕩
not
\~
¬ 1‿0‿1


𝕨 ¬ 𝕩
span
\~
20 ¬ 15


  | 𝕩
absolute value
| 
| ¯5‿3‿¯2


𝕨 | 𝕩
modulus
| 
5 | 3‿4‿5‿6‿7


𝕨 ≤ 𝕩
less than or equal to
\<
3 ≤ 4


  < 𝕩
enclose
<
<1


𝕨 < 𝕩
less than
<
1 < 2


  > 𝕩
merge
>
> ⟨1‿2 ⋄ 3‿4 ⋄ 5‿6⟩


𝕨 > 𝕩
greater than
>
1 > 2


𝕨 ≥ 𝕩
greater than or equal to
\>
4 ≥ 3


  = 𝕩
rank
=
= 2‿2‿2⥊1


𝕨 = 𝕩
equals
=
1‿2‿3 = 1‿2‿4


  ≠ 𝕩
length
\/
≠ 2‿3‿5


𝕨 ≠ 𝕩
not equals
\/
1‿2‿3 ≠ 1‿2‿4


  ≡ 𝕩
depth
\m
≡¨ 1‿⟨1⟩‿⟨⟨1⟩⟩


𝕨 ≡ 𝕩
match
\m
1‿2‿3 ≡ 1‿2‿3


  ≢ 𝕩
shape
\M
≢ 4‿4⥊1


𝕨 ≢ 𝕩
not match
\M
1‿2‿3 ≢ 1‿2‿4


  ⊣ 𝕩
identity
\{
⊣ 4


𝕨 ⊣ 𝕩
left
\{
3 ⊣ 5


  ⊢ 𝕩
identity
\}
⊢ 5


𝕨 ⊢ 𝕩
right
\}
3 ⊢ 4


  ⥊ 𝕩
deshape
\z
⥊ >⟨1‿2 ⋄ 3‿4⟩


𝕨 ⥊ 𝕩
reshape
\z
3‿3 ⥊ ↕9


  ∾ 𝕩
join
\,
∾ ⟨1‿2 ⋄ 3‿4 ⋄ 5‿6⟩


𝕨 ∾ 𝕩
join to
\,
1‿2‿3 ∾ 4‿5‿6 ∾ 7


  ≍ 𝕩
solo
\.
≍¨ ⟨1 ⋄ 1‿2‿3⟩


𝕨 ≍ 𝕩
couple
\.
1‿2‿3 ≍ 4‿5‿6


  ↑ 𝕩
prefixes
\r
↑ 1‿2‿3


𝕨 ↑ 𝕩
take
\r
2 ↑ 2‿3‿5


  ↓ 𝕩
sufixes
\c
↓ 1‿2‿3


𝕨 ↓ 𝕩
drop
\c
2 ↓ 2‿3‿5


  ↕ 𝕩
range
\d
↕ 4


𝕨 ↕ 𝕩
windows
\d
3 ↕ 1‿2‿3‿4‿5‿6


  « 𝕩
nudge
\H
« 5‿6‿7‿8‿9


𝕨 « 𝕩
shift before
\H
99 « 5‿6‿7‿8‿9


  » 𝕩
nudge after
\L
» 5‿6‿7‿8‿9


𝕨 » 𝕩
shift after
\L
99 » 5‿6‿7‿8‿9


  ⌽ 𝕩
reverse
\q
⌽ 1‿2‿3


𝕨 ⌽ 𝕩
rotate
\q
2 ⌽ 1‿2‿3‿4‿5‿6


  ⍉ 𝕩
transpose
\a
⍉ 3‿4⥊↕12


𝕨 ⍉ 𝕩
reorder axes
\a
0‿0 ⍉ 3‿3⥊↕9


  / 𝕩
indices
/
/ 1‿0‿0‿1‿1‿4


𝕨 / 𝕩
replicate
/
1‿0‿4 / 1‿2‿3


  ⊏ 𝕩
first cell
\i
⊏ 3‿3‿3⥊↕27


𝕨 ⊏ 𝕩
select
\i
1‿1‿0‿2 ⊏ 3‿3⥊↕9


  ⊑ 𝕩
first
\I
⊑ 3‿3⥊↕9


𝕨 ⊑ 𝕩
pick
\I
2 ⊑ "abcde" ⋄ 1‿1 ⊑ 3‿3⥊↕


  ⊐ 𝕩
classify
\o
⊐ 4‿5‿6‿4‿5‿8‿9‿4‿5


𝕨 ⊐ 𝕩
index of
\o
"abcde" ⊐ "bar"


  ⊒ 𝕩
occurence count
\O
⊒ 4‿5‿6‿4‿5‿8‿9‿4‿5


𝕨 ⊒ 𝕩
progressive index of
\O
2‿2‿1‿2‿2 ⊒ 2‿2‿2‿2‿1‿1‿2


  ⍋ 𝕩
grade up
\T
(⍋3‿5‿2)⊏3‿5‿2


𝕨 ⍋ 𝕩
bins up
\T
10‿20‿30 ⍋ 18‿19‿20‿21‿22


  ⍒ 𝕩
grade down
\V
(⍒3‿5‿2)⊏3‿5‿2


𝕨 ⍒ 𝕩
bins down
\V
30‿20‿10 ⍒ 18‿19‿20‿21‿22


  ∊ 𝕩
mark first
\e
∊ "mississippi"


𝕨 ∊ 𝕩
member of
\e
3‿7 ∊ 1‿2‿3‿4


  ⍷ 𝕩
deduplicate
\E
⍷ "mississippi"


𝕨 ⍷ 𝕩
find
\E
"is" ⍷ "mississippi"


  ⊔ 𝕩
group indices
\u
⊔1‿2‿3‿1‿2‿5‿1‿1‿3


𝕨 ⊔ 𝕩
group
\u
0‿0‿¯1‿1‿1‿1 ⊔ "ab cde"


  ! 𝕩
assert
!
! 1>2


𝕨 ! 𝕩
assert with message
!
"this is false" ! 1>2


mds
name
key
usage


˙
constant
\"
(⊢ ÷ 2˙) 10


˜
self/swap
\`
×˜ 4


∘
atop
\j
10 -∘÷ 2


○
over
\k
"abc" +○≠ "abcde"


⊸
before/bind
\h
{𝕩>4}⊸/ ↕10


⟜
after/bind
\l
÷⟜2 10


⌾
under
\K
{1+𝕩}⌾(1‿0‿1⊸/) 10‿20‿30


⎉
rank
\!
<⎉2 3‿3‿3⥊↕27


˘
cells
\1
⌽˘ 3‿3⥊↕9


⚇
depth
\@
{+´↕𝕩}⚇0 ⟨1‿2‿3 ⋄ 4⟩


¨
each
\2
×´¨ ⟨1‿2⟩‿⟨3‿4⟩


⍟
repeat
\#
({𝕩+2}⍟3) 0


⁼
undo
\3
/⁼ 1‿2‿4‿9


◶
choose
\$
{𝕩>0}◶-‿⊢¨ ¯6‿7 ⋄ (7>2)◶0‿{𝕩‿𝕩} 5


⌜
table
\4
(↕4) ×⌜ ↕8


⊘
valences
\%
F←{-𝕩}⊘{𝕨÷𝕩} ⋄ F 2 ⋄ 8 F 2


´
fold
\5
+´1‿2‿3‿4


⎊
catch
\^
{4⊑𝕩}⎊"error" 1‿2


˝
insert
\6
+˝ 3‿3⥊↕9


`
scan
`
+\`1‿2‿3‿40


arguments
name
key
usage


𝕩
right argument
\x
{1+𝕩} 5


𝕨
left argument
\w
20 {𝕨-𝕩} 5


𝕏
right argument (function)
\X
F←- ⋄ 4 {𝕏𝕨} f


𝕎
left argument (function)
\W
F←- ⋄ f {𝕎𝕩} 5


𝕗
modifier left operand (subject)
\f
-{𝕗‿𝕩} 5


𝕘
modifier right operand (subject)
\g
-{𝔽 𝕘⊑𝕩}1 5‿6‿7‿8


𝔽
modifier left operand
\F
-{𝔽 𝕩} 5


𝔾
modifier right operand
\G
-{𝔽 𝔾 𝕩}÷ 10


𝕤
current function (subject)
\s
{𝕤 ⋄ 2+2}


𝕊
current function
\S
{𝕩 × (𝕩>1)◶1‿𝕊 𝕩-1}5


𝕣
current modifier
\R
×{𝕩 𝔽 (𝕩>1)◶1‿(𝕗 _𝕣) 𝕩-1}


constants
name
key
usage


π
pi
\p
2 × π


∞
infinity
\8
¯∞ ≡ ¯5÷0


@
null character
@
"foo"-@


·
nothing
\:
(÷ ·- ⊑) 5‿6‿7
syntax	name	key	usage
`{`	begin block	`{`	`{𝕩+2}`
`}`	end block	`}`
`(`	begin expression	`(`	`(1+2)×(10÷2)`
`)`	end expression	`)`
`‿`	ligature	`\<space>`	`1‿2‿3‿4`
`⟨`	begin list	`\(`	`⟨1 ⋄ 2 ⋄ 3 ⋄ 4⟩`
`⟩`	end list	`\)`
`#`	comment	`#`	`# this is a comment`
`←`	define	`\[`	`myVar←5 ⋄ MyFn←{𝕨+𝕩}`
`⋄`	separator	`\;`	`{a←1+𝕩 ⋄ a×a} 10`
`,`	separator	`,`	`⟨"foo", "bar"⟩ # equal to ⋄ and newline`
`⇐`	export	`\?`	`{F⇐{1+𝕩}}.F 10`
`↩`	change	`\'`	`var ← 5 ⋄ var ↩ 7 ⋄ var +↩ 1`
`•`	system	`\0`	`•Out "Hello World" ⋄ •Show ↕2‿2`
`.`	namespace field	`.`	`•file.Lines "myfile.txt"`
`→`	return	`\]`	`[NYI/TBD]`
`¯N`	negative number	`\9`	`¯3‿¯2‿¯1 = -3‿2‿1`
fns	name	key	usage
`+ 𝕩`	conjugate	`+`
`𝕨 + 𝕩`	add	`+`	`1‿2‿3 + 1‿2‿3`
`- 𝕩`	negate	`-`	`- 1‿2‿3`
`𝕨 - 𝕩`	subtract	`-`	`2 - 1‿2‿3`
`× 𝕩`	sign	`\=`	`× ¯2‿¯1‿0‿1‿2`
`𝕨 × 𝕩`	multiply	`\=`	`2 × 1‿2‿3`
`÷ 𝕩`	reciprocal	`\-`	`÷ 2`
`𝕨 ÷ 𝕩`	divide	`\-`	`100 ÷ 2‿5‿50`
`⋆ 𝕩`	exponential	`\+`	`⋆ 5`
`𝕨 ⋆ 𝕩`	power	`\+`	`10 ⋆ 2`
`√ 𝕩`	square root	`\_`	`√ 100`
`𝕨 √ 𝕩`	nth root	`\_`	`3 √ 125`
`⌊ 𝕩`	floor	`\b`	`⌊ 1.5`
`𝕨 ⌊ 𝕩`	minimum	`\b`	`10 ⌊ 5`
`⌈ 𝕩`	ceiling	`\B`	`⌈ 1.5`
`𝕨 ⌈ 𝕩`	maximum	`\B`	`10 ⌈ 5`
`∧ 𝕩`	sort up	`\t`	`∧ 5‿2‿3`
`𝕨 ∧ 𝕩`	and	`\t`	`0‿0‿1‿1 ∧ 0‿1‿0‿1`
`∨ 𝕩`	sort down	`\v`	`∨ 3‿2‿5`
`𝕨 ∨ 𝕩`	or	`\v`	`0‿0‿1‿1 ∨ 0‿1‿0‿1`
`¬ 𝕩`	not	`\~`	`¬ 1‿0‿1`
`𝕨 ¬ 𝕩`	span	`\~`	`20 ¬ 15`
`\| 𝕩`	absolute value	`\|`	`\| ¯5‿3‿¯2`
`𝕨 \| 𝕩`	modulus	`\|`	`5 \| 3‿4‿5‿6‿7`
`𝕨 ≤ 𝕩`	less than or equal to	`\<`	`3 ≤ 4`
`< 𝕩`	enclose	`<`	`<1`
`𝕨 < 𝕩`	less than	`<`	`1 < 2`
`> 𝕩`	merge	`>`	`> ⟨1‿2 ⋄ 3‿4 ⋄ 5‿6⟩`
`𝕨 > 𝕩`	greater than	`>`	`1 > 2`
`𝕨 ≥ 𝕩`	greater than or equal to	`\>`	`4 ≥ 3`
`= 𝕩`	rank	`=`	`= 2‿2‿2⥊1`
`𝕨 = 𝕩`	equals	`=`	`1‿2‿3 = 1‿2‿4`
`≠ 𝕩`	length	`\/`	`≠ 2‿3‿5`
`𝕨 ≠ 𝕩`	not equals	`\/`	`1‿2‿3 ≠ 1‿2‿4`
`≡ 𝕩`	depth	`\m`	`≡¨ 1‿⟨1⟩‿⟨⟨1⟩⟩`
`𝕨 ≡ 𝕩`	match	`\m`	`1‿2‿3 ≡ 1‿2‿3`
`≢ 𝕩`	shape	`\M`	`≢ 4‿4⥊1`
`𝕨 ≢ 𝕩`	not match	`\M`	`1‿2‿3 ≢ 1‿2‿4`
`⊣ 𝕩`	identity	`\{`	`⊣ 4`
`𝕨 ⊣ 𝕩`	left	`\{`	`3 ⊣ 5`
`⊢ 𝕩`	identity	`\}`	`⊢ 5`
`𝕨 ⊢ 𝕩`	right	`\}`	`3 ⊢ 4`
`⥊ 𝕩`	deshape	`\z`	`⥊ >⟨1‿2 ⋄ 3‿4⟩`
`𝕨 ⥊ 𝕩`	reshape	`\z`	`3‿3 ⥊ ↕9`
`∾ 𝕩`	join	`\,`	`∾ ⟨1‿2 ⋄ 3‿4 ⋄ 5‿6⟩`
`𝕨 ∾ 𝕩`	join to	`\,`	`1‿2‿3 ∾ 4‿5‿6 ∾ 7`
`≍ 𝕩`	solo	`\.`	`≍¨ ⟨1 ⋄ 1‿2‿3⟩`
`𝕨 ≍ 𝕩`	couple	`\.`	`1‿2‿3 ≍ 4‿5‿6`
`↑ 𝕩`	prefixes	`\r`	`↑ 1‿2‿3`
`𝕨 ↑ 𝕩`	take	`\r`	`2 ↑ 2‿3‿5`
`↓ 𝕩`	sufixes	`\c`	`↓ 1‿2‿3`
`𝕨 ↓ 𝕩`	drop	`\c`	`2 ↓ 2‿3‿5`
`↕ 𝕩`	range	`\d`	`↕ 4`
`𝕨 ↕ 𝕩`	windows	`\d`	`3 ↕ 1‿2‿3‿4‿5‿6`
`« 𝕩`	nudge	`\H`	`« 5‿6‿7‿8‿9`
`𝕨 « 𝕩`	shift before	`\H`	`99 « 5‿6‿7‿8‿9`
`» 𝕩`	nudge after	`\L`	`» 5‿6‿7‿8‿9`
`𝕨 » 𝕩`	shift after	`\L`	`99 » 5‿6‿7‿8‿9`
`⌽ 𝕩`	reverse	`\q`	`⌽ 1‿2‿3`
`𝕨 ⌽ 𝕩`	rotate	`\q`	`2 ⌽ 1‿2‿3‿4‿5‿6`
`⍉ 𝕩`	transpose	`\a`	`⍉ 3‿4⥊↕12`
`𝕨 ⍉ 𝕩`	reorder axes	`\a`	`0‿0 ⍉ 3‿3⥊↕9`
`/ 𝕩`	indices	`/`	`/ 1‿0‿0‿1‿1‿4`
`𝕨 / 𝕩`	replicate	`/`	`1‿0‿4 / 1‿2‿3`
`⊏ 𝕩`	first cell	`\i`	`⊏ 3‿3‿3⥊↕27`
`𝕨 ⊏ 𝕩`	select	`\i`	`1‿1‿0‿2 ⊏ 3‿3⥊↕9`
`⊑ 𝕩`	first	`\I`	`⊑ 3‿3⥊↕9`
`𝕨 ⊑ 𝕩`	pick	`\I`	`2 ⊑ "abcde" ⋄ 1‿1 ⊑ 3‿3⥊↕`
`⊐ 𝕩`	classify	`\o`	`⊐ 4‿5‿6‿4‿5‿8‿9‿4‿5`
`𝕨 ⊐ 𝕩`	index of	`\o`	`"abcde" ⊐ "bar"`
`⊒ 𝕩`	occurence count	`\O`	`⊒ 4‿5‿6‿4‿5‿8‿9‿4‿5`
`𝕨 ⊒ 𝕩`	progressive index of	`\O`	`2‿2‿1‿2‿2 ⊒ 2‿2‿2‿2‿1‿1‿2`
`⍋ 𝕩`	grade up	`\T`	`(⍋3‿5‿2)⊏3‿5‿2`
`𝕨 ⍋ 𝕩`	bins up	`\T`	`10‿20‿30 ⍋ 18‿19‿20‿21‿22`
`⍒ 𝕩`	grade down	`\V`	`(⍒3‿5‿2)⊏3‿5‿2`
`𝕨 ⍒ 𝕩`	bins down	`\V`	`30‿20‿10 ⍒ 18‿19‿20‿21‿22`
`∊ 𝕩`	mark first	`\e`	`∊ "mississippi"`
`𝕨 ∊ 𝕩`	member of	`\e`	`3‿7 ∊ 1‿2‿3‿4`
`⍷ 𝕩`	deduplicate	`\E`	`⍷ "mississippi"`
`𝕨 ⍷ 𝕩`	find	`\E`	`"is" ⍷ "mississippi"`
`⊔ 𝕩`	group indices	`\u`	`⊔1‿2‿3‿1‿2‿5‿1‿1‿3`
`𝕨 ⊔ 𝕩`	group	`\u`	`0‿0‿¯1‿1‿1‿1 ⊔ "ab cde"`
`! 𝕩`	assert	`!`	`! 1>2`
`𝕨 ! 𝕩`	assert with message	`!`	`"this is false" ! 1>2`
mds	name	key	usage
`˙`	constant	`\"`	`(⊢ ÷ 2˙) 10`
`˜`	self/swap	\`	`×˜ 4`
`∘`	atop	`\j`	`10 -∘÷ 2`
`○`	over	`\k`	`"abc" +○≠ "abcde"`
`⊸`	before/bind	`\h`	`{𝕩>4}⊸/ ↕10`
`⟜`	after/bind	`\l`	`÷⟜2 10`
`⌾`	under	`\K`	`{1+𝕩}⌾(1‿0‿1⊸/) 10‿20‿30`
`⎉`	rank	`\!`	`<⎉2 3‿3‿3⥊↕27`
`˘`	cells	`\1`	`⌽˘ 3‿3⥊↕9`
`⚇`	depth	`\@`	`{+´↕𝕩}⚇0 ⟨1‿2‿3 ⋄ 4⟩`
`¨`	each	`\2`	`×´¨ ⟨1‿2⟩‿⟨3‿4⟩`
`⍟`	repeat	`\#`	`({𝕩+2}⍟3) 0`
`⁼`	undo	`\3`	`/⁼ 1‿2‿4‿9`
`◶`	choose	`\$`	`{𝕩>0}◶-‿⊢¨ ¯6‿7 ⋄ (7>2)◶0‿{𝕩‿𝕩} 5`
`⌜`	table	`\4`	`(↕4) ×⌜ ↕8`
`⊘`	valences	`\%`	`F←{-𝕩}⊘{𝕨÷𝕩} ⋄ F 2 ⋄ 8 F 2`
`´`	fold	`\5`	`+´1‿2‿3‿4`
`⎊`	catch	`\^`	`{4⊑𝕩}⎊"error" 1‿2`
`˝`	insert	`\6`	`+˝ 3‿3⥊↕9`
`	scan	`	+\`1‿2‿3‿40
arguments	name	key	usage
`𝕩`	right argument	`\x`	`{1+𝕩} 5`
`𝕨`	left argument	`\w`	`20 {𝕨-𝕩} 5`
`𝕏`	right argument (function)	`\X`	`F←- ⋄ 4 {𝕏𝕨} f`
`𝕎`	left argument (function)	`\W`	`F←- ⋄ f {𝕎𝕩} 5`
`𝕗`	modifier left operand (subject)	`\f`	`-{𝕗‿𝕩} 5`
`𝕘`	modifier right operand (subject)	`\g`	`-{𝔽 𝕘⊑𝕩}1 5‿6‿7‿8`
`𝔽`	modifier left operand	`\F`	`-{𝔽 𝕩} 5`
`𝔾`	modifier right operand	`\G`	`-{𝔽 𝔾 𝕩}÷ 10`
`𝕤`	current function (subject)	`\s`	`{𝕤 ⋄ 2+2}`
`𝕊`	current function	`\S`	`{𝕩 × (𝕩>1)◶1‿𝕊 𝕩-1}5`
`𝕣`	current modifier	`\R`	`×{𝕩 𝔽 (𝕩>1)◶1‿(𝕗 _𝕣) 𝕩-1}`
constants	name	key	usage
`π`	pi	`\p`	`2 × π`
`∞`	infinity	`\8`	`¯∞ ≡ ¯5÷0`
`@`	null character	`@`	`"foo"-@`
`·`	nothing	`\:`	`(÷ ·- ⊑) 5‿6‿7`