Kalmar "arccotangent" tana nufin aikin lissafi wanda shine sabanin aikin gurɓataccen abu. Yawancin lokaci ana nuna shi azaman arcot (x) ko cot^-1 (x). Arccotangent na lamba x shine kusurwa wanda abun ciki shine x. A wasu kalmomi, idan y = arcot (x), to cot (y) = x. An ayyana aikin arccotangent don ƙimar x waɗanda basu kai sifili ba. Har ila yau, wani lokaci ana kiransa aikin baka.
