maxima and minima of RObjects -- maxima and minima of R objects

i1 : x = RObject {1, 3, 5}

o1 = [1] 1 3 5

o1 : RObject of type integer

i2 : max x

o2 = [1] 5

o2 : RObject of type integer

i3 : min x

o3 = [1] 1

o3 : RObject of type integer