Arctanh is often a misspelling of arctan.
Arctanh has no English definition.
As a noun arctan is
abbreviation of lang=en.
arctanh
English
See also
* arccosh
* arcsinh
* tanh
arctan
English
Alternative forms
* arctg
Noun
(
en noun)
-
See also
* arcsin
* arccos
Anagrams
*