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Feb 25th, 2017
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C++ 0.34 KB | None | 0 0
  1. double berechneFolgenElement(double x, unsigned k)
  2. {
  3.     double n_old=1;
  4.     double n_one=-x+2;
  5.     double a_old=1;
  6.     double a_one=-x;
  7.    
  8.     if(k==0)
  9.         return 1;
  10.    
  11.     else if(k==1)
  12.         return n_one;
  13.    
  14.     else
  15.     {  
  16.         for(int i=2; i<k; i++)
  17.         {
  18.             a_old=a_one;
  19.             a_one=x/i*a_old;
  20.             n_old=n_one;
  21.             n_one=a_one+2*n_old;
  22.         }
  23.         return n_one;
  24.     }
  25. }
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