!!! Overview [{$pagename}] (or [Simultaneity]) is typically defined as "at the present [time] or moment". [{$pagename}] however, is not obvious as to how an [entity] can determine whether or not two [events] at two different locations happen at the same [time]. !! More Information There might be more information for this subject on one of the following: [{ReferringPagesPlugin before='*' after='\n' }] ---- * [#1] - [The definition of "now"|http://www.einstein-online.info/spotlights/Now.html|target='_blank'] - based on information obtained 2019-10-31