Quick question on notation

  • #1
Char. Limit
Gold Member
1,204
14

Main Question or Discussion Point

I was wondering how to express "x is a real number and not 1". What's the best way to express this? Right now I'm using...

[tex] x \epsilon \mathbb{R} \wedge x \neq 1[/tex]

But I'm sure there's a better way.
 

Answers and Replies

  • #2
chiro
Science Advisor
4,790
131
I was wondering how to express "x is a real number and not 1". What's the best way to express this? Right now I'm using...

[tex] x \epsilon \mathbb{R} \wedge x \neq 1[/tex]

But I'm sure there's a better way.
Use the notation x = R \ {1}
 
  • #3
Char. Limit
Gold Member
1,204
14
Use the notation x = R \ {1}
Got it, thanks!
 

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