> For now I only need some basic stuff to quickly check arithmetic and > algebraic computations ... very simple stuff like: > > (17^2-5^3)/(17+3*2^3)*((18^2/9^2+(13-4*3^2:6)^2-2*(8^2-2*3*7)+1))/5 If the colon is a typo then 'bc' will do the rest. Alexis