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quad_qag

Run Example
(%i1)quad_qag(((1/(1+exp(-x))) - exp(x))/(1/(1+exp(-x))),x,-1000,-2,1);
(%o1)        [- 0.13533528323663, 2.1132300783564845E-11, 255, 0]
(%i2) 
Run Example
quad_qag(((1/(1+exp(-x))) - exp(x))/(1/(1+exp(-x))),x,-1000,-1,1);
(%o1)        [- 0.36787944117144, 5.7227093349446083E-11, 255, 0]
(%i2) 
Run Example
f : 5 / ( 3 * s ^ ( 1 / 3 ) + s ^ ( 5 / 2 ) );
                                       5
(%o1)                            -------------
                                  5/2      1/3
                                 s    + 3 s
(%i2) F : integrate( f , s );
                              2/3   /     11/6
                             s      [    s
(%o2)                     5 (---- - I ----------- ds)
                              2     ]    13/6
                                    / 3 s     + 9
(%i3) I : quad_qag( f , s , 1 , 2 , 10 );
(%o3)          [0.83510601472056, 9.2715392554572342E-15, 61, 0]
(%i4) 

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