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Sum of series x^n/(1+x^n)



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The solution

You have entered [src]
  oo        
____        
\   `       
 \       n  
  \     x   
   )  ------
  /        n
 /    1 + x 
/___,       
n = 1       
$$\sum_{n=1}^{\infty} \frac{x^{n}}{x^{n} + 1}$$
Sum(x^n/(1 + x^n), (n, 1, oo))

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