matrix := [ [0*Z(16),0*Z(16),Z(16)^15,0*Z(16),0*Z(16),0*Z(16),0*Z(16),0*Z(16),0*Z(16)], [0*Z(16),Z(16)^15,Z(16)^15,0*Z(16),0*Z(16),0*Z(16),0*Z(16),0*Z(16),0*Z(16)], [Z(16)^15,0*Z(16),Z(16)^15,0*Z(16),0*Z(16),0*Z(16),0*Z(16),0*Z(16),0*Z(16)], [0*Z(16),0*Z(16),0*Z(16),0*Z(16),Z(16)^15,0*Z(16),0*Z(16),0*Z(16),0*Z(16)], [0*Z(16),0*Z(16),0*Z(16),0*Z(16),0*Z(16),0*Z(16),Z(16)^15,0*Z(16),0*Z(16)], [0*Z(16),0*Z(16),0*Z(16),0*Z(16),0*Z(16),0*Z(16),0*Z(16),Z(16)^15,0*Z(16)], [0*Z(16),0*Z(16),0*Z(16),Z(16)^15,0*Z(16),0*Z(16),0*Z(16),0*Z(16),0*Z(16)], [Z(16)^11,Z(16)^9,Z(16)^15,Z(16)^15,Z(16)^14,Z(16)^10,Z(16)^3,Z(16)^15,Z(16)^15], [Z(16)^12,0*Z(16),Z(16)^2,Z(16)^14,Z(16)^3,Z(16)^5,Z(16)^15,Z(16)^5,Z(16)^15] ];