Definition 61.2.3. A spectral space $X$ is w-local if the set of closed points $X_0$ is closed and every point of $X$ specializes to a unique closed point. A continuous map $f : X \to Y$ of w-local spaces is w-local if it is spectral and maps any closed point of $X$ to a closed point of $Y$.

There are also:

• 2 comment(s) on Section 61.2: Some topology

In your comment you can use Markdown and LaTeX style mathematics (enclose it like $\pi$). A preview option is available if you wish to see how it works out (just click on the eye in the toolbar).