2 1 25*a - 64 5*a --- - ---------- + --- 5*a 40*a 8
2 1 5*a -64 + 25*a --- + --- - ----------- 5*a 8 40*a
2 8 5*a - - ---- 1 5*a 5 8 --- + --- + -------- 5*a 8 a
0.625*a + 0.2/a - 0.025*(-64.0 + 25.0*a^2)/a
3 / 2\ 320*a + 1000*a + 40*a*\64 - 25*a / ----------------------------------- 2 1600*a
2 1 5*a 25*a - 64 --- + --- - ---------- 5*a 8 40*a