That inverts.

The act of something being inverted; an inversion.

Capable of being inverted or turned. / (mathematics, especially of a function or matrix) Able to be inverted, having an inverse. / (chemistry) Capable of being changed or converted.

plural of inverter

(mathematics, esp. of a function or matrix) The condition of being invertible.

Of or relating to grammatical case in some languages that functions like the subjunctive mood.

Alternative form of invertible

Alternative form of invertibility

plural of inverting

(electrical engineering) A device that converts direct current electricity to alternating current electricity.