As A Subset of The Square
Like any binary relation, the kernel of a function may be thought of as a subset of the Cartesian product X × X. In this guise, the kernel may be denoted "ker f" (or a variation) and may be defined symbolically as
- .
The study of the properties of this subset can shed light on .
Read more about this topic: Kernel (set Theory)
Famous quotes containing the word square:
“I would say it was the coffin of a midget
Or a square baby
Were there not such a din in it.”
—Sylvia Plath (1932–1963)