MathOverflow is a question and answer site for professional mathematicians. Join them; it only takes a minute:

Sign up
Here's how it works:
  1. Anybody can ask a question
  2. Anybody can answer
  3. The best answers are voted up and rise to the top

Does there exist a rational quadratic polynomial of Sharkovskys type 2-infinity?

I agree with the answer of jc in the case of real polynomial, for this question Does there exist a real quadratic polynomial of Sharkovskys type 2-infinity?

share|cite|improve this question
1  
It is customary over here to invest a certain amount of care in the questions. – Franz Lemmermeyer Apr 30 '11 at 7:18
1  
This would seem to be a follow-up to mathoverflow.net/questions/63441/… – Gerry Myerson Apr 30 '11 at 8:17
    
Here it is quadratic polynomial with rational coefficient. – Aliakbar Apr 30 '11 at 9:16
    
Unlikely. All such examples usually involve the Thue-Morse sequence, which usually leads to transcendental numbers. (Its binary sum is transcendental, say.) – Nikita Sidorov Apr 30 '11 at 13:07

Your Answer

 
discard

By posting your answer, you agree to the privacy policy and terms of service.

Browse other questions tagged or ask your own question.