June 15th, 2016, 10:09 PM  #1 
Senior Member Joined: May 2015 From: Arlington, VA Posts: 394 Thanks: 27 Math Focus: Number theory  Primes and rationals
Does {p<sub>n</sub>/p<sub>m</sub>} [where p is prime] comprise the set of rationals without integers Z and their reciprocals 1/Z, but includes 1?

June 15th, 2016, 10:28 PM  #2 
Math Team Joined: Dec 2013 From: Colombia Posts: 7,550 Thanks: 2552 Math Focus: Mainly analysis and algebra 
No. $\frac{3}{10}$? 
June 15th, 2016, 11:59 PM  #3 
Senior Member Joined: May 2015 From: Arlington, VA Posts: 394 Thanks: 27 Math Focus: Number theory 
My bad.


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