manipulation of formal languages in this way. The field of formal language theory studies primarily the purely syntactic aspects of such languages—that is, their...

a pattern language is a formal language that can be defined as the set of all particular instances of a string of constants and variables. Pattern Languages...

concept pattern language (see above) Pattern language (formal languages), a class of strings generated from a pattern by substitutions, in formal language theory...

formal semantics. Its types and pattern matching make it well-suited and commonly used to operate on other formal languages, such as in compiler writing...

B (concatenation) are regular languages. No other languages over Σ are regular. See Regular expression § Formal language theory for syntax and semantics...

SNOBOL ("StriNg Oriented and symBOlic Language") is a series of programming languages developed between 1962 and 1967 at AT&T Bell Laboratories by David...

needed] Patterns that imply mutable state may be unsuited for functional programming languages. Some patterns can be rendered unnecessary in languages that...

formal language theory and pattern matching, alternation is the union of two sets of strings, or equivalently the logical disjunction of two patterns...

maintainability issues, as these languages were not originally designed with OOP in mind. In the new millenium, new languages like Python and Ruby have emerged...

marks or a metalanguage of marks which form a particular pattern. Symbols of a formal language need not be symbols of anything. For instance there are...

their syntax (form) and semantics (meaning), usually defined by a formal language. Languages usually provide features such as a type system, variables, and...

languages, and are the basis for the advanced pattern sub-language being defined in SQL/PGQ, which is likely to become a subset of the GQL language....

Sino-Tibetan languages. Burmese is the most widely spoken of the non-Sinitic Sino-Tibetan languages. Burmese was the fifth of the Sino-Tibetan languages to develop...

formalized natural languages, such as Gellish. Gellish has natural language variants such as Gellish Formal English and Gellish Formal Dutch (Gellish Formeel...

programming languages. In 1980, statistical approaches were explored and found to be more useful for many purposes than rule-based formal grammars. Discrete...

kind of language, and include domain-specific markup languages, domain-specific modeling languages (more generally, specification languages), and domain-specific...

Canaanite group of languages. Canaanite languages are a branch of the Northwest Semitic family of languages. Hebrew was the spoken language in the Iron Age...

transcription delimiters. The Romance languages, also known as the Latin or Neo-Latin languages, are the languages that are directly descended from Vulgar...

top of the formal structure: There is in my opinion no important theoretical difference between natural languages and the artificial languages of logicians;...

in the development of the theory of formal languages; the paper "The algebraic theory of context free languages" describes the modern hierarchy, including...

Literary language is the register of a language used when writing in a formal, academic, or particularly polite tone; when speaking or writing in such...

In formal language theory and computer science, a substring is a contiguous sequence of characters within a string.[citation needed] For instance, "the...

it is the national language, and within the Japanese diaspora worldwide. The Japonic family also includes the Ryukyuan languages and the variously classified...

the top four languages in the TIOBE index, a measure of the popularity of programming languages. C is an imperative, procedural language in the ALGOL...

theory, induction of regular languages refers to the task of learning a formal description (e.g. grammar) of a regular language from a given set of example...

over 70 languages spoken as first languages. The majority of Pakistan's languages belong to the Indo-Iranian group of the Indo-European language family...

Maninke, Minyanka, Senufo, Songhay languages, Soninke and Tamasheq are official languages. French is the working language. In 2024, the Francophone population...

Afroasiatic languages (also known as Afro-Asiatic, Afrasian, Hamito-Semitic, or Semito-Hamitic) are a language family (or "phylum") of about 400 languages spoken...

Note that the usage of these words is at odds with the usage pattern in other languages (similar to Georgian in that sense). In Telugu, the common words...

but many functional languages are seeing use today in industry and education, including Common Lisp, Scheme, Clojure, Wolfram Language, Racket, Erlang, Elixir...