Trigraph: Difference between revisions

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A trigraph (from the Greek words tria = three and grapho = write) is a group of three symbols, most commonly letters.

Trigraphs are used in several fields, and for several purposes. Among them are

In computing:
Trigraph_(computing) Trigraphs in Computing
- A C trigraph, a character representation in the C family of programming languages.
- As octal or decimal representation of byte values.
- Mnemonics for machine language instructions.
- There are text matching and data compression algorithms which act directly on trigraphs.
In language:
- As language codes in ISO 639.
- A Trigraph (orthography), a sound representation in orthography.
- As abbreviations.
In cryptography:
- As substitution group in a substitution cipher.
As combinations in the Ling Qi Jing.
In mathematics:
- As a generalization of graphs.

Trigraph is also the name of several businesses.

This disambiguation page lists articles associated with the title Trigraph.
If an internal link led you here, you may wish to change the link to point directly to the intended article.

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 ** As substitution group in a [[substitution cipher]].
 * As combinations in the [[Ling Qi Jing]].
+* In [[mathematics]]:
+** As a generalization of [[Graph_(mathematics)|graphs]].
 ''Trigraph'' is also the name of several businesses.