Similar to a yellow rose, Rosencrantz is presented to Hamlet under the pretense of friendship and some optimism he can earn confidence from Hamlet.
Outwardly, Rosencrantz is represented by the color pink because pink conveys friendliness.
Rosencrantz is most like a line segment in shape because he is the line between Hamlet and Claudius, the points of the segment.
The ½ is Rosencrantz’s representation of the