|  |  | 
| Factorial  monadic | ! | 
| Out  Of dyadic | ! | 
|  |  | 
| constant  functions with the Rank  conjunction | " | 
| Rank  conjunction | " | 
|  |  | 
| dyadic | # | 
| Tally  monadic | # | 
| Base  Two, monadic | #. | 
| Base Two  monadic | #. | 
| Base,  dyadic | #. | 
| Antibase  Two, monadic | #: | 
| Antibase,  dyadic | #: | 
|  |  | 
| Shape  dyadic | $ | 
| Shape  dyadic | $ | 
| Shape Of  monadic | $ | 
| ShapeOf  monadic | $ | 
| SelfReference | $: | 
|  |  | 
| Divide  dyadic | % | 
| Reciprocal  monadic | % | 
| matrix  divide  dyadic | %. | 
| matrix  inverse  monadic | %. | 
| Square  Root  monadic | %: | 
|  |  | 
| bond  conjunction | & | 
| Compose  conjunction | & | 
| Under  conjunction | &. | 
| Appose  conjunction | &: | 
|  |  | 
| Signum  monadic | * | 
| Times  dyadic | * | 
| LCM  dyadic | *. | 
| Square  monadic | *: | 
|  |  | 
| Conjugate  monadic | + | 
| Plus  dyadic | + | 
| GCD  dyadic | +. | 
| Double  monadic | +: | 
|  |  | 
| Append  dyadic | , | 
| Append  dyadic | , | 
| Ravel  monadic | , | 
| Ravel Items  monadic | ,. | 
| Stitch  dyadic | ,. | 
| Itemize  monadic | ,: | 
| Laminate  dyadic | ,: | 
|  |  | 
| Minus  dyadic | - | 
| Negate  monadic | - | 
| Less,   or set  difference, dyadic | -. | 
| Halve   monadic | -: | 
| Match  dyadic | -: | 
|  |  | 
| Insert  adverb | / | 
| Grade  Up, monadic | /: | 
| Sort,  dyadic | /: | 
|  |  | 
| ExplicitDefinition  Conjunction | : | 
|  |  | 
| Link  dyadic | ; | 
| Link  dyadic | ; | 
| Raze  monadic | ; | 
|  |  | 
| Box  monadic | < | 
| Floor  monadic | <. | 
|  |  | 
| Equal  dyadic | = | 
|  |  | 
| Open  monadic | > | 
| Ceiling  monadic | >. | 
|  |  | 
| Atop  conjunction | @ | 
| Agenda  conjunction | @. | 
| At  conjunction | @: | 
|  |  | 
| Left  dyadic | [ | 
| Same  monadic | [ | 
| Cap | [: | 
|  |  | 
| Grade  Down, monadic | \: | 
| Sort,  dyadic | \: | 
|  |  | 
| Right  dyadic | ] | 
| Same  monadic | ] | 
|  |  | 
| Exponential  monadic | ^ | 
| Power  dyadic | ^ | 
| Logarithm  dyadic | ^. | 
| Natural  Log monadic | ^. | 
| Power  conjunction | ^:     for inverses  of verbs | 
|  |  | 
| From  dyadic | { | 
| From  dyadic | { | 
| Head   monadic | {. | 
| Take  dyadic | {. | 
| Tail  monadic | {: | 
|  |  | 
| Magnitude  monadic | | | 
| Residue  dyadic | | | 
|  |  | 
| Amend  adverb | } | 
| Behead  monadic | }. | 
| Drop  dyadic | }. | 
| Curtail  monadic | }: | 
|  |  | 
| Nub | ~. | 
|  |  | 
| Ace | a: | 
|  | absolute     value | 
|  | Ace     a: | 
|  | adverbs | 
|  | adverbs     from conjunctions | 
| Amend | adverb     } | 
| APPEND | adverb | 
| Basic Characteristics | adverb     b.  for ranks  of a verb | 
| composition  of | adverbs | 
| Evoke  Gerund | adverb | 
| Fix | adverb | 
| gerund  with Amend | adverb | 
| gerund  with Insert | adverb | 
| Insert | adverb     / | 
| Key | Adverb | 
| Prefix | adverb | 
| Table | adverb | 
| Error  handling with | Adverse     conjunction | 
|  | Agenda     conjunction  @. | 
| gerund  with | Agenda     conjunction | 
|  | agreement     between arguments of dyad | 
|  | ambivalent     composition | 
|  | ambivalent     verbs | 
|  | Amend     adverb  } | 
| gerund  with | Amend     adverb | 
|  | Amending     arrays | 
|  | Antibase     Two, monadic #: | 
| Base   and | Antibase     functions | 
|  | Antibase,     dyadic #: | 
|  | APPEND     adverb | 
|  | Append     dyadic , | 
|  | Append     dyadic , | 
|  | appending     data  to file | 
|  | application | 
|  | Appose     conjunction  &: | 
|  | argument | 
| symbolic | arithmetic | 
|  | arrays | 
|  | arrays     of boxes | 
|  | arrays     of characters | 
| Amending | arrays | 
| boxing  and unboxing | arrays | 
| building large | arrays | 
| building small | arrays | 
| dense | Arrays | 
| indexing | arrays | 
| joining | arrays     together | 
| linking | arrays     together | 
| Razing  and Ravelling | arrays | 
| reversing | arrays | 
| rotating | arrays | 
| selecting  items from | arrays | 
| shape  of | array | 
| shifting | arrays | 
| Sparse | Arrays | 
| Error  handling with | Assertions | 
| indirect | assignments | 
| multiple | assignments | 
| variables  and | assignments | 
|  | At     conjunction  @: | 
|  | atomic     representation | 
|  | Atop     conjunction  @ | 
|  |  | 
| Basic Characteristics  adverb | b.     for ranks  of a verb | 
| Boolean  adverb | b. | 
|  | Base      and Antibase  functions | 
|  | Base     Two, monadic #. | 
| Number | Base | 
|  | Base Two     monadic #. | 
|  | Base,     dyadic #. | 
|  | Basic Characteristics     adverb  b.  for ranks  of a verb | 
|  | Behead     monadic }. | 
|  | bidents | 
|  | binary     data | 
|  | binary     data  in files | 
|  | binary     representation as file  format | 
|  | bitwise     logical  functions on integers | 
|  | blocks     in control  structures | 
|  | bond     conjunction  & | 
|  | booleans | 
|  | Boolean     adverb b. | 
|  | booleans     as numbers | 
|  | Box     monadic < | 
| arrays  of | boxes | 
|  | boxed     representation | 
|  | boxing     and unboxing  arrays | 
|  |  | 
|  | calculus | 
|  | Cap     [: | 
|  | Ceiling     monadic >. | 
|  | cells | 
|  | Circle     Functions dyadic o. | 
|  | class     as in object oriented programming | 
|  | class     of a name | 
| defining | classes     of objects | 
|  | coefficients | 
|  | collating     sequence | 
|  | Collatz     function | 
|  | Collatz     sequence | 
|  | comments | 
|  | commuting     arguments | 
| tolerant | comparison     of floating  point numbers | 
|  | complex     numbers | 
|  | Compose     conjunction  & | 
|  | composing     verbs | 
|  | composition     of adverbs | 
|  | composition     of functions | 
| ambivalent | composition | 
|  | conditional     verbs | 
|  | Conjugate     monadic + | 
|  | conjunctions | 
| adverbs  from | conjunctions | 
| Agenda | conjunction     @. | 
| Appose | conjunction     &: | 
| At | conjunction     @: | 
| Atop | conjunction     @ | 
| bond | conjunction     & | 
| Compose | conjunction     & | 
| constant  functions with the Rank | conjunction     " | 
| Cut | conjunction | 
| dot  product | conjunction | 
| Error  handling with Adverse | conjunction | 
| ExplicitDefinition | Conjunction     : | 
| gerund  with Agenda | conjunction | 
| gerund  with Power | conjunction | 
| Power | conjunction | 
| Power | conjunction     ^:  for inverses  of verbs | 
| Rank | conjunction     " | 
| Tie | conjunction | 
| Under | conjunction | 
| Under | conjunction     &. | 
|  | constant     functions | 
|  | constant     functions with the Rank  conjunction  " | 
|  | control     structures | 
| blocks  in | control     structures | 
| for | control     structure | 
| if | control     structure | 
| introduction to | control     structures | 
| while | control     structure | 
| type | conversions     of data | 
|  | Conway's     Game of Life | 
|  | cumulative     sums  and products | 
|  | current     locale | 
|  | Curtail     monadic }: | 
|  | curve     fitting | 
|  | Cut     conjunction | 
|  | cutting     text  into lines | 
|  |  | 
|  | data     files | 
|  | data     formats | 
| appending | data     to file | 
| binary | data | 
| binary | data     in files | 
| type  conversions  of | data | 
|  | Decrement     monadic <: | 
| predefined mnemonic | def | 
| predefined mnemonic | define | 
| local | definitions     in scripts | 
|  | dense     Arrays | 
| partial | derivatives | 
|  | determinant | 
|  | differentiation     and integration | 
|  | display     of numbers | 
|  | Divide     dyadic % | 
| matrix | divide     dyadic %. | 
|  | dot     product conjunction | 
|  | Double     monadic +: | 
|  | Drop     dyadic }. | 
| agreement  between arguments of | dyad | 
| monads  and | dyads | 
|  | dyadic     fork | 
|  | dyadic     hook | 
|  |  | 
| set  membership   dyadic | e. | 
|  | each | 
|  | EACH | 
| UTF-8 | encoding     of*Unicode characters | 
|  | Equal     dyadic = | 
|  | equality     and matching | 
| simultaneous | equations | 
| rewriting  definitions to | equivalents | 
|  | Erasing     names from locales | 
|  | Error     handling with Adverse  conjunction | 
|  | Error     handling with Assertions | 
|  | Error     handling with Nonstop Script | 
|  | Error     handling with Suspended  Execution | 
|  | Error     handling with Try  and Catch | 
|  | Error-handling     with Latent  Expression | 
|  | Evoke     Gerund  adverb | 
|  | execute     a string | 
|  | explicit     functions | 
|  | explicit     operators | 
|  | explicit     verbs | 
| generating tacit  verbs  from | explicit | 
| operators  generating | explicit     verbs | 
|  | ExplicitDefinition     Conjunction  : | 
|  | Exponential     monadic ^ | 
| evaluating | expressions     for tacit  verbs | 
|  | extended     integer  numbers | 
|  |  | 
|  | factors     of a number | 
|  | Factorial     monadic ! | 
|  | Fetch     data from tree | 
| appending  data  to | file | 
| binary  data  in | files | 
| binary  representation as | file     format | 
| data | files | 
| fixed  length records in | files | 
| large | files | 
| library  verbs for | file     handling | 
| mapped | files | 
| mapping | files     with given format | 
| persistent  variables in | files | 
| reading  and writing | files | 
| script | files | 
| script | files     described | 
| text | files | 
|  | Fix     adverb | 
|  | fixed     length records in files | 
|  | fixedpoint     of function | 
| real  or | floating     point numbers | 
| tolerant  comparison  of | floating     point numbers | 
|  | Floor     monadic <. | 
|  | for     control  structure | 
|  | forks | 
| capped | fork | 
| dyadic | fork | 
| monadic | fork | 
| n u v abbreviation for a | fork | 
| names | formal     and informal | 
| data | formats | 
| mapping  files  with given | format | 
|  | formatting     numbers | 
|  | frames | 
|  | frets     and intervals | 
|  | From     dyadic { | 
|  | From     dyadic { | 
|  | function | 
|  | functions     as values | 
| composition  of | functions | 
| constant | functions | 
| defining | functions | 
| explicit | functions | 
| fixedpoint  of | function | 
| identity | functions | 
| linear  representation  of | functions | 
| local | functions | 
| naming-scheme  for built-in | functions | 
| parametric | functions | 
| Pythagorean | functions | 
| representation | functions | 
| scalar  numeric | functions | 
| scalar  numeric | functions | 
| Trigonometric | functions | 
|  |  | 
|  | GCD     dyadic +. | 
|  | gerunds | 
|  | gerund     with Agenda  conjunction | 
|  | gerund     with Amend  adverb | 
|  | gerund     with Insert  adverb | 
|  | gerund     with Power  conjunction | 
|  | gerund     with user-defined  operator | 
| Evoke | Gerund     adverb | 
| local  and | global     variables | 
|  | Grade     Down, monadic \: | 
|  | Grade     Up, monadic /: | 
|  |  | 
|  | Hailstone     sequence | 
|  | Halve      monadic -: | 
|  | Head      monadic {. | 
|  | Height     of tree | 
|  | hooks | 
| dyadic | hook | 
| monadic | hook | 
|  |  | 
| Index Of  dyadic | i. | 
| Integers  monadic | i. | 
|  | identity     functions | 
|  | identity     matrix | 
|  | if     control  structure | 
|  | Increment     monadic >: | 
|  | indeterminate     numbers | 
|  | Index Of     dyadic i. | 
| Path  of | indexes     within tree | 
|  | indexing     arrays | 
| tree | indexing | 
| linear | indices | 
|  | indirect     assignments | 
|  | indirect     locative  names | 
|  | infinity | 
|  | infix     scan | 
| names  formal  and | informal | 
|  | inheritance     of methods | 
|  | input     from keyboard | 
|  | Insert     adverb  / | 
| gerund  with | Insert     adverb | 
|  | inserting | 
|  | Integers     monadic i. | 
|  | integer     numbers | 
| bitwise  logical  functions on | integers | 
| extended | integer     numbers | 
| differentiation  and | integration | 
|  | interactive     use | 
| frets  and | intervals | 
| matrix | inverse     monadic %. | 
| Power  conjunction  ^:  for | inverses     of verbs | 
|  | Items | 
|  | Itemize     monadic ,: | 
|  | iterating     while | 
|  | iterative     verbs | 
|  |  | 
|  | join     of relations | 
|  | Join     of Relations | 
|  | joining     arrays  together | 
|  |  | 
|  | Key     Adverb | 
| input  from | keyboard | 
|  |  | 
|  | L.     verb for path-length of tree | 
|  | Laminate     dyadic ,: | 
|  | large     files | 
| building | large     arrays | 
| Error-handling  with | Latent     Expression | 
|  | LCM     dyadic *. | 
|  | Left     dyadic [ | 
|  | Less,      or set  difference, dyadic -. | 
| The | Level     conjunction for  trees | 
|  | library     scripts | 
|  | library     verbs for file  handling | 
| Conway's  Game of | Life | 
| cutting  text  into | lines | 
|  | linear     indices | 
|  | linear     representation  of functions | 
|  | linear     representation | 
|  | Link     dyadic ; | 
|  | Link     dyadic ; | 
|  | linking     arrays  together | 
|  | list     values | 
|  | loading     a script  into a locale | 
|  | loading     definitions into locales | 
|  | loading     scripts | 
|  | local     and global  variables | 
|  | local     definitions  in scripts | 
|  | local     functions | 
|  | local     variables | 
|  | local     verbs  in scripts | 
|  | Locales | 
| current | locale | 
| evaluating names  in | locales | 
| loading  a script  into a | locale | 
| loading  definitions into | locales | 
| paths  between | locales | 
|  | locative     name | 
| indirect | locative     names | 
|  | Logarithm     dyadic ^. | 
| bitwise | logical     functions on integers | 
|  |  | 
|  | Magnitude     monadic | | 
|  | Mandelbrot     Set | 
|  | Map     of tree  structure | 
|  | mapped     files | 
|  | mapped     variables | 
|  | mapping     files  with given format | 
|  | Match     dyadic -: | 
| equality  and | matching | 
| vectors  and | matrices | 
|  | matrix     divide  dyadic %. | 
|  | matrix     inverse  monadic %. | 
|  | matrix     product | 
| identity | matrix | 
| singular | matrix | 
| transposition  of | matrix | 
| set | membership      dyadic e. | 
| defining | methods     for objects | 
| inheritance  of | methods | 
|  | Minus     dyadic - | 
|  | monads     and dyads | 
|  | monadic     fork | 
|  | monadic     hook | 
|  | multinomials | 
|  | multiple     assignments | 
|  |  | 
|  | names     for variables | 
|  | names     formal  and informal | 
| evaluating | names     in locales | 
| indirect  locative | names | 
| locative | name | 
|  | naming-scheme     for built-in functions | 
|  | Natural     Log monadic ^. | 
|  | Negate     monadic - | 
|  | nouns | 
| operators  generating | nouns | 
| type  of a | noun | 
|  | Nub      ~. | 
|  | numbers | 
|  | Number     Base | 
| booleans  as | numbers | 
| complex | numbers | 
| display  of | numbers | 
| extended  integer | numbers | 
| factors  of a | number | 
| formatting | numbers | 
| generating prime | numbers | 
| indeterminate | numbers | 
| integer | numbers | 
| prime | numbers | 
| random | numbers | 
| rational | numbers | 
| real  or floating  point | numbers | 
| tolerant  comparison  of floating  point | numbers | 
|  | numerals | 
| scalar | numeric     functions | 
| scalar | numeric     functions | 
|  |  | 
| Circle  Functions dyadic | o. | 
| Pi Times  monadic | o. | 
| defining classes  of | objects | 
| defining methods  for | objects | 
| making | objects | 
|  | Open     monadic > | 
|  | operators | 
|  | operators     generating explicit  verbs | 
|  | operators     generating nouns | 
|  | operators     generating operators | 
|  | operators     generating tacit  verbs | 
| explicit | operators | 
| gerund  with user-defined | operator | 
| operators  generating | operators | 
| tacit | operators | 
|  | Out     Of dyadic ! | 
|  | output     to screen | 
|  |  | 
|  | parametric     functions | 
|  | parentheses | 
|  | parenthesized     representation | 
|  | partial     derivatives | 
|  | paths     between locales | 
|  | Path     of indexes  within tree | 
|  | Performance | 
|  | Performance     Monitor | 
|  | permutations | 
|  | persistent     variables in files | 
|  | Pi Times     monadic o. | 
|  | Plus     dyadic + | 
|  | polynomials | 
| roots  of a | polynomial | 
|  | Power     conjunction | 
|  | Power     conjunction  ^:  for inverses  of verbs | 
|  | Power     dyadic ^ | 
| gerund  with | Power     conjunction | 
| print | precision | 
|  | Prefix     adverb | 
|  | prefix     scan | 
|  | prime     numbers | 
| generating | prime     numbers | 
|  | print     precision | 
| scripts  for | procedures | 
| cumulative  sums  and | products | 
| matrix | product | 
| scalar | product     of vectors | 
|  | Pythagorean     functions | 
|  |  | 
|  | random     numbers | 
|  | Rank     conjunction  " | 
|  | rank     of array | 
| Basic Characteristics  adverb  b.  for | ranks     of a verb | 
| constant  functions with the | Rank     conjunction  " | 
| Intrinsic | ranks     of verbs | 
|  | rational     numbers | 
|  | Ravel     monadic , | 
|  | Ravel Items     monadic ,. | 
| Razing  and | Ravelling     arrays | 
|  | Raze     monadic ; | 
|  | Razing     and Ravelling  arrays | 
|  | reading     and writing  files | 
|  | real     or floating  point numbers | 
|  | Reciprocal     monadic % | 
|  | recursive     verbs | 
|  | relations | 
| join  of | relations | 
| Join  of | Relations | 
|  | representation     functions | 
| atomic | representation | 
| boxed | representation | 
| linear | representation | 
| linear | representation     of functions | 
| on screen | representations | 
| parenthesized | representation | 
| tree | representation | 
|  | require     script | 
|  | Residue     dyadic | | 
|  | reversing     arrays | 
|  | rewriting     definitions to equivalents | 
|  | Right     dyadic ] | 
|  | rightmost     first rule | 
|  | Roll | 
|  | Root     dyadic %: | 
|  | roots     of a polynomial | 
| Square | Root     monadic %: | 
|  | rotating     arrays | 
|  |  | 
|  | Same     monadic [ | 
|  | Same     monadic ] | 
|  | scalar     numeric  functions | 
|  | scalar     numeric  functions | 
|  | scalar     product  of vectors | 
| infix | scan | 
| prefix | scan | 
| suffix | scan | 
| output  to | screen | 
|  | scripts | 
|  | script     files | 
|  | script     files  described | 
|  | scripts     for procedures | 
| Error  handling with Nonstop | Script | 
| library | scripts | 
| loading | scripts | 
| loading  a | script     into a locale | 
| local  definitions  in | scripts | 
| local  verbs  in | scripts | 
| require | script | 
| startup | script | 
|  | selecting     items from arrays | 
|  | SelfClassify | 
|  | SelfReference     $: | 
| Collatz | sequence | 
| Hailstone | sequence | 
|  | sets | 
|  | set     membership   dyadic e. | 
| Less,   or | set     difference, dyadic -. | 
|  | Shape     dyadic $ | 
|  | Shape     dyadic $ | 
|  | shape     of array | 
|  | Shape Of     monadic $ | 
|  | ShapeOf     monadic $ | 
|  | shifting     arrays | 
|  | Signum     monadic * | 
|  | simultaneous     equations | 
|  | singular     matrix | 
| building | small     arrays | 
|  | Sort,     dyadic /: | 
|  | Sort,     dyadic \: | 
|  | sorting | 
|  | Sparse     Arrays | 
| The | Spread     conjunction for trees | 
|  | Square     monadic *: | 
|  | Square     Root  monadic %: | 
|  | startup     script | 
|  | Stitch     dyadic ,. | 
| execute  a | string | 
|  | suffix     scan | 
| cumulative | sums     and products | 
| Error  handling with | Suspended     Execution | 
|  | symbol     datatype | 
| saving and restoring the | symbol     table | 
|  | symbolic     arithmetic | 
|  |  | 
|  | Table     adverb | 
| building | tables | 
|  | tacit     operators | 
| evaluating expressions  for | tacit     verbs | 
| generating | tacit     verbs  from explicit | 
| operators  generating | tacit     verbs | 
|  | Tail     monadic {: | 
|  | Take     dyadic {. | 
|  | Tally | 
|  | Tally     monadic # | 
|  | text | 
|  | text     files | 
| cutting | text     into lines | 
|  | Tie     conjunction | 
|  | tiling | 
|  | Times     dyadic * | 
| measuring execution | time | 
|  | tolerant     comparison  of floating  point numbers | 
|  | trains     of verbs | 
|  | trains     of verbs | 
| generating | trains     of verbs | 
|  | transposition     of matrix | 
|  | Trees | 
|  | tree     indexing | 
|  | tree     representation | 
| Fetch  data from | tree | 
| Height  of | tree | 
| L.  verb for path-length of | tree | 
| Map  of | tree     structure | 
| Path  of indexes  within | tree | 
| The Level  conjunction for | trees | 
| The Spread  conjunction for | trees | 
|  | Trigonometric     functions | 
| Error  handling with | Try     and Catch | 
|  | type     conversions  of data | 
|  | type     of a noun | 
|  |  | 
| boxing  and | unboxing     arrays | 
|  | Under     conjunction | 
|  | Under     conjunction  &. | 
| gerund  with | user-defined     operator | 
|  | UTF-8     encoding  of*Unicode characters | 
|  |  | 
|  | value | 
| functions  as | values | 
|  | variables     and assignments | 
| local | variables | 
| local  and global | variables | 
| mapped | variables | 
| names  for | variables | 
|  | vectors     and matrices | 
| scalar  product  of | vectors | 
|  | verbs | 
| ambivalent | verbs | 
| composing | verbs | 
| conditional | verbs | 
| evaluating expressions  for tacit | verbs | 
| explicit | verbs | 
| generating tacit | verbs     from explicit | 
| generating trains  of | verbs | 
| iterative | verbs | 
| local | verbs     in scripts | 
| operators  generating tacit | verbs | 
| operators  generating explicit | verbs | 
| recursive | verbs | 
| trains  of | verbs | 
| trains  of | verbs | 
|  |  | 
|  | while     control  structure | 
| iterating | while | 
|  | word     formation | 
| reading  and | writing     files |