👉 In mathematics, an inverse element is a special type of element that can be used to undo another element. In other words, it is an element that when multiplied by itself gives the identity matrix for a given operation or function. An example of an inverse element is the square root of -1, which has the property that sqrt(-1) = i (i being the imaginary unit), since i^2 = -1. This means that the square root of -1 can be thought of as