Operator: Arc Cosine

Operator: Arc Cosine
Mod	Psi
Type	Selector
Group	Trigonometry
Return type	Number
Parameters
Target	Number
Technical details
Registry name	operatorAcos

Operator: Arc Cosine is a Number Spell Piece added by Psi. It will return the arc cosine (or inverse cosine), $\cos^{-1}$ of a number. It is unlocked in the lesson "Trigonometry."

Parameters

• Target: Requires a number.

"Psi"

"name" = ""Navbox Psi"" "state" = ""plain""