The element $y$ is an inverse of $x$ if and only if:
- $y \circ x = e_S = x \circ y$
that is, if and only if $y$ is both:
- a left inverse of $x$
- a right inverse of $x$.
This category has only the following subcategory.
- ► Definitions/Self-Inverse Elements (4 P)
Pages in category "Definitions/Inverse Elements"
The following 8 pages are in this category, out of 8 total.