| A ← A/|A| | (Here and elsewhere, “←” denotes assignment of value. In this case, the value of A is replaced by the value A/|A|.) |
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.