Enter Your Reply The Comment You're Replying To George Duke wrote on Sun, Mar 28, 2004 08:55 PM UTC:One CV by way example, Isis posted week of 25 March, design analysis: # squares: 48 # piece types: 5 Piece-type density: 10.4% Est. piece values: P1, B3, K2, Q4, M8 Initial piece density: 50% Power density: 68/48 = 1.42 [Orthodox Fide's is about 1.25 or 1.30] Exchange Gradient: G = 0.425, using range of values here 1,2,3,4,8 [Orthodox Fide is about 0.50, and Isis shows better exchange potential with lower G] Ave. Game Length projected: #Moves = (4(Z)(ptD)/(PD)(1-G)) = (4)(48)(0.104)/(1.42)(0.575) = 24 Moves So, Isis games should not be very long because small Z (board size) and high potential advantage in exchange (low G). Other features: River reduces value of Q. Comments: Obviously, some values are estimates not completely amenable to analysis. From description only, comparing different games shows trends in useful, compact numerical information, able to complement clearly-written game rules. Edit Form You may not post a new comment, because ItemID Game Design does not match any item.