February 1964 - Vol. 7 No. 2
Features
Bounded context syntactic analysis
Certain phase structure grammars define languages in which the phrasehood and structure of a substring of a sentence may be determined by consideration of only a bounded…
“Structural connections” in formal languages
This paper defines the concept of “structural connection” in a mechanical language in an attempt to classify various formal languages according to the…
One of the most primitive parts of a formula language is its specification of input-output actions within the framework of the language. While the specification is…
A general business-oriented language based on decision expressions
The structure of a digital computer programming language which covers a wide class of business and file processing applications is presented. Such a structure, based on…
Some effects of the 6600 computer on language structures
The problem of compiling efficient 6600 codes prompted the development of an intermediate language reflecting the structure of the machine, that is more easily…
A programming package for some general modes of arithmetic
An interpretive programming package is described for computation with operands which may be real, complex, single or double precision, or real multiple precision. It also…
On context and ambiguity in parsing
This note is by way of commentary on the notions of “bounded context” of Floyd [1] and “structural connections” of Irons [2], as these notions…
The topics began with discussion of almost exclusively syntactic analysis and methods. Beginning with context-free phrase-structure languages, we considered limitations…