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String operations

In computer science, in the area of formal language theory, frequent use is made of a variety of string functions; however, the notation used is different from that used for computer programming, and some commonly used functions in the theoretical realm are rarely used when programming. This article defines some of these basic terms.

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Overview

Strings and languages

Alphabet of a string

String substitution

String homomorphism

String projection

Right and left quotient

Syntactic relation

Right cancellation

Prefixes

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Map overview Semantic statistics

String operations

Nodes43
Edges42
Triples0
Avg. degree1.95
Density0.046512
Components1

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Important terminology Word statistics

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Important terminology

string language displaystyle alphabet languages right empty cdot example set homomorphism varepsilon character strings substitution characters defined projection concatenation given

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