Back Аркускотангенс Bulgarian Arkus kotangens Czech Arkuskotangens German Arcocotangente Spanish Arcocotangente Italian 逆余接関数 Japanese Арккотангенс Kirghiz Аркус котангенс Macedonian Arccotangens Dutch Arkus kotangens Serbo-Croatian
Arkuskootangens (sümbol: arccot, acot) on nurga kootangensi leidmise pöördtehe. Arkuskootangensi väärtus on nurk.
