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.
This image is a screen capture of the ModelMuse Object Properties dialog box with the words ""you can have zero, one, or two third-dimension formulas." It is meant to be used as the thumbnail for a video.
Public Domain.
no restrictions
