Where does “arctanh” come from?

arctanh (English) comes from English arc-, from Latin arcus, from Latin solium, from Proto-Indo-European sodyom, from Proto-Indo-European sḗd- — to sit.

arctanh (English): The inverse hyberbolic tangent function

Definitions

  1. The inverse hyberbolic tangent function

Ancestry of “arctanh”, step by step

StepLanguageWordMeaning
1Englisharc-Used to form the names of inverse trigonometric...
2Latinarcusarc, arch; bow; rainbow
3Latinsoliumseat, chair; throne, chair of state, official...
4Proto-Indo-Europeansodyom—
5Proto-Indo-Europeansḗd-to sit
Every word from Proto-Indo-European sḗd- →Every word from Proto-Indo-European sodyom →Every word from Latin solium →