
                                %Integrals%

        Integrals consist of the highlighted "%Ÿ%" character (which is
   accessed by Ctrl K on the keyboard) followed by an optional bounds
   if integration, followed by an argument and then a differential.
   The differential is the highlighted "%d%" character (accessed by 
   Ctrl L on the keyboard) followed by the differential argument in 
   parenthesis.

   %Examples%

   %Ÿ%{a,b}f(x)%d%(x), %Ÿ%f(x)%d%(x)

   %Usage%

   R1 : 0 < %Ÿ%{0,x}f(t)%d%(t) <= g(x)


