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October 26th, 2017, 05:07 AM  #1 
Senior Member Joined: Nov 2011 Posts: 174 Thanks: 2  complex number and "minus" number
Can I "define" 3 as minus one x 3 like 3i as 3 x root of (1)?

October 26th, 2017, 05:44 AM  #2 
Math Team Joined: May 2013 From: The Astral plane Posts: 1,663 Thanks: 653 Math Focus: Wibbly wobbly timeywimey stuff.  
October 27th, 2017, 08:27 AM  #3 
Senior Member Joined: May 2016 From: USA Posts: 889 Thanks: 357  
October 27th, 2017, 08:38 AM  #4 
Global Moderator Joined: Dec 2006 Posts: 18,554 Thanks: 1479  
October 27th, 2017, 11:09 AM  #5 
Math Team Joined: May 2013 From: The Astral plane Posts: 1,663 Thanks: 653 Math Focus: Wibbly wobbly timeywimey stuff. 
I think the OP was asking if we could write a number as a + (1)b, similar to the concept a + ib. Dan 
October 27th, 2017, 12:27 PM  #6 
Senior Member Joined: Jun 2015 From: England Posts: 732 Thanks: 207  
October 27th, 2017, 05:39 PM  #7 
Math Team Joined: May 2013 From: The Astral plane Posts: 1,663 Thanks: 653 Math Focus: Wibbly wobbly timeywimey stuff.  

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complex, minus, number 
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