 J Duncan M Derrett , a professor of Oriental Laws , states that chapter 2 @.@ 8 of the text discusses three kinds of constitutions and recommends that the king should delegate large responsibilities to their ministers , a system that implied that the kingdom was virtually ruled through the ministers . The Manasollasa gives a significant role to an astrologer in the council of advisors to the king who would forecast the auspicious time to respond to an attack , which Hartmut Scharfe , a professor of Indo @-@ European Studies , states proved disastrous during Muslim and foreign invasion of the Deccan peninsula . 
