From: Ros@invalid.invalid   
      
   On Mon, 17 Apr 2017 15:43:11 +0000 (UTC),  wrote:   
      
   >Above you computed next sum.  Compare:   
   >   
   >(1) -> p:=(x)+->1-x^2/2+x^4/24-x^6/720+x^8/40320   
   >   
   >                   2    4     6      8   
   >                  x    x     x      x   
   >   (1)  x +-> 1 - -- + -- - --- + -----   
   >                   2   24   720   40320   
   >                                                      Type: AnonymousFunction   
   >(2) -> p(2.0)   
   >   
   >   (2)  - 0.4158730158_7301587302   
   >                                                                  Type: Float   
      
   yes i not consider that 1/2 of elements of the succession that build   
   the serie is 0   
   thank you   
      
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