t2 = q0*q0; t3 = q1*q1; t4 = q2*q2; t5 = q3*q3; t6 = t2+t3-t4-t5; t7 = q0*q3*2.0; t8 = q1*q2*2.0; t9 = t7+t8; t10 = 1.0/(t6*t6); t11 = t9*t9; t12 = t10*t11; t13 = t12+1.0; t14 = 1.0/t13; t15 = 1.0/t6; A0[0][1] = t14*(t15*(q0*q1*2.0-q2*q3*2.0)+t9*t10*(q0*q2*2.0+q1*q3*2.0)); A0[0][2] = t14*(t15*(t2-t3+t4-t5)+t9*t10*(t7-t8));