J by Iverson and Hui

Vocabulary
=  Self-Classify  Equal
=.                Is (Local)
=:                Is (Global)
<  Box            Less Than
<. Floor          Lesser Of (Min)
<: Decrement      Less Or Equal
>  Open           Larger Than
>. Ceiling        Larger of (Max)
>: Increment      Larger or Equal
_  Negative Sign  Infinity
_. Indeterminate
_: Infinity
+  Conjugate      Plus
+. Real/Imaginary GCD (Or)
+: Double         Not-Or
*  Signum         Times
*. Length/Angle   LCM (And)
*: Square         Not-And
-  Negate         Minus
-. Not            Less
-: Halve          Match
%  Reciprocal     Divide
%. Matrix Inverse Matrix Divide
%: Square Root    Root
^  Exponential    Power
^. Natural Log    Logarithm
^: Power
^: Power v
$  Shape Of       Shape
$. Sparse
$: Self-Reference
~  Reflex         Passive
   EVOKE
~. Nub
~: Nub Sieve      Not-Equal
|  Magnitude      Residue
|. Reverse        Rotate (Shift)
|: Transpose
.  Determinant    Dot Product
.. Even
:  Explicit Definition
   Monad          Dyad
:. Obverse
:: Adverse
,  Ravel          Append
,. Ravel Items    Stitch
,: Itemize        Laminate
;  Raze           Link
;. Cut
;: Word Formation
#  Tally          Copy
#. Base 2         Base
#: Antibase 2     Antibase
!  Factorial      Out of
!. Fit (Customize)
!: Foreign
/  Insert         Table
/. Oblique        Key
/: Grade Up       Sort
\  Prefix         Infix
\. Suffix         Outfix
\: Grade Down     Sort
[  Same           Left
[: Cap
{  Catalogue      From
{. Head           Take
{: Tail
{::Map            Fetch
}  Item Amend     Amend
}. Behead         Drop
}: Curtail
"  Rank
". Do             Numbers
": Default Format Format
`  Tie (Gerund)
`: Evoke Gerund
@  Atop
@. Agenda
@: At
&  Bond           Compose
&. Under (Dual)
&.:Under
&: Appose
?  Roll           Deal
a. Alphabet
A. anagram Index  Anagram
b. Boolean
c. Characteristic Values
C. Cycle-Direct   Permute
d. Derivative
D. Derivative
D: Secant Slope
e. Raze In        Member (In)
E.                Member of Interval
f. Fix
H. Hypergeometric
i. Integers       Index of
i: Integers       Index of Last
j. Imaginary      Complex
L. Level of
L: Level at
m. n. Explicit Noun Args
NB.Comment
o. Pi Times       Circle Functions
p. Polynomial
p..Poly. Deriv.   Poly. Integral
p: Primes
q: Prime Factors  Prime Exponents
r. Angle          Polar
s: Symbol
S: Spread
t. Taylor Coefficient
t: Weighted Taylor
T. Taylor Approximation
u. v. Explicit Verb Args
u: Unicode
x. y. Explicit arguments
_9: to 9: Constant Functions
assert.
break.
continue.
for.
goto_name.
if.
return.
select.
throw.
try.
while.

Foreign Conjunction
 0!: Scripts
 1!: Files
 2!: Host
 3!: Conversions
 4!: Names
 5!: Representation
 6!: Time
 7!: Space
 9!: Global Parameters
11!: Window Driver
13!: Debug
15!: Dynamic Link Library
18!: Locales
128!: Miscellaneous

Sources
http://www.jsoftware.com/jwiki/NuVoc