October 21st, 2018, 05:53 AM  #1 
Senior Member Joined: Nov 2011 Posts: 239 Thanks: 2  multivalue function
Why multivalue function is a function?

October 21st, 2018, 08:00 AM  #2 
Global Moderator Joined: Dec 2006 Posts: 19,868 Thanks: 1833 
For the usual definition of a function, it isn't.

October 21st, 2018, 01:28 PM  #3 
Senior Member Joined: Oct 2016 From: Arizona Posts: 139 Thanks: 28 Math Focus: Frame Theory is pretty awesome, and it's ripe for undergraduate research! 
The question is kind of confusing.


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