A Dictionary of APL
Kenneth E. Iverson

Acknowledgments
Introduction
I.  Letters and Words
II. Grammar
 A. Nouns
 • Numeric and literal
 • Tokens and pronouns
 • Arrays
 • Open and boxed
 B. Verbs
 • Monads and dyads
 • Ranks of verbs
 • Degenerate cases
 • Agreement
 C. Adverbs and Conjunctions
 D. Copula
 E. Dialogue
 F. Comparatives
 G. Terminology
 • Standard names and synonyms
 • Other considerations
 H. Identities and Proofs
 I. Parsing and Execution
 J. Verb Definition
 • Local and global names
III. Dialects
 A. Bracket-Semicolon Indexing
 B. Indexed Assignment
 C. Bracket Axis Notation
 D. Canonical Function Definition
 • Niladic functions
 • Adverbs and conjunctions
 E. Comments and Statement Separators
 F. Permissive Treatment of One-Element Arrays
IV. Verbs
V.  Adverbs
VI. Conjunctions
 
References
Tables
1. APL Alphabet and ASCII Transliteration
2. Parsing Process
3. Translation to Canonical Form
4. Standard Names and Synonyms