The correct command to find extensive Nmap information and examples of the correct syntax to use in Linux is nmap --help.
This command will display the Nmap Help Menu, which provides detailed information on the various options, parameters, and syntax that can be used with the Nmap tool in Linux. For example, if you want to perform a basic TCP port scan on a target IP address, you can use the following syntax: nmap -p 1-1000 .