930239628356
(%i5) assume (x &gt; 0);
(%o5)                        [x &gt; 0]
(%i6) integrate (integrate (g(x, y), y, 0, x/2), x, 1, 3);
                                          3
                                    2 log(-) - 1
                    9                     2        9
(%o6)       - 9 log(-) + 9 log(3) + ------------ + -
                    2                    6         2
(%i7) exact : radcan (%);
                    26 log(3) - 26 log(2) - 13
(%o7)             - --------------------------
   