Prove that sin (n^2) + sin (n^3) is not a convergent

  • Thread starter Kummer
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  • #1
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Prove that [tex]\sin (n^2) + \sin (n^3)[/tex] is not a convergent sequence.
 

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  • #2
quasar987
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Unpleasant!
 
  • #3
mathwonk
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how about just sin(n). thats already interesting. as opposed to sin(pi n) for example.
 
  • #4
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how about just sin(n).
I believe that is easier. Consider n=3,31,314,3141,31415,...
 

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