👉 In mathematics, irreciprocity is a property of two mathematical objects that cannot be expressed as either one being equal to or equal to the other. In other words, if one object can be expressed as the reciprocal of another, then they are not equivalent in some sense. For example, 1/2 and -1/2 are not equal because their reciprocals (1/2 and -1/2) cannot be added together without changing their value. Irreciprocity is