i1 : 30! o1 = 265252859812191058636308480000000
i2 : 30.! o2 = 2.65252859812191e32 o2 : RR (of precision 53)
i3 : 30.01! o3 = 2.74475749473282e32 o3 : RR (of precision 53)
The object ! is a keyword.
X ! := (x,y) -> ...