coth

Translingual

Pronunciation

• English:
  • IPA^(key): /ˈkɒθ/, /ˈkoʊθ/

Symbol

coth

1. (mathematics) The hyperbolic function hyperbolic cotangent.

Usage notes

The symbol coth is prescribed by the ISO 80000-2:2019 standard. The symbol cth is also in use, and is especially favoured in French- and Russian-language texts.

Derived terms

• arccoth
• arcoth

See also

• csch
• sech
• arccoth

Irish

Etymology

(This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium.)

Noun

coth m (genitive singular coith)

1. (literary) food, sustenance

Declension

Declension of coth (first declension, no plural)

bare forms singular nominative coth vocative a choith genitive coith dative coth forms with the definite article singular nominative an coth genitive an choith dative leis an gcoth don choth

Mutation

Mutated forms of coth

radical	lenition	eclipsis
coth	choth	gcoth

Note: Certain mutated forms of some words can never occur in standard Modern Irish.
All possible mutated forms are displayed for convenience.

Further reading

• Ó Dónaill, Niall (1977), “coth”, in Foclóir Gaeilge–Béarla, Dublin: An Gúm, →ISBN

Middle English

Noun

coth

1. alternative form of cothe