level 2
崇湖居士
楼主
{S_r = -(-a*b*d*fr*x1*x2+a^2*d*q1*x2-a^2*d*q2*x1+a*b*fr*x1*x2-2*a*d*fr*x2-a*d*q1+a*fr*x2+2*d*fr-fr)/(a^2*d*x1*x2), c = fr*(a*b*x1*x2-a*d*x2+a*x2+d-1)/(a*d*x1*(a*x2-1)), d = d, e = 0, lambda = fr*(a*b*x1*x2+a*x2-1)/(d*(a*x2-1)*a)},
{S_r = -(1/2)*(-2*a*b*fr*h*v^2*x1*x2+2*a^2*h*q1*v^2*x2-2*a^2*h*q2*v^2*x1-4*a*fr*h*v^2*x2-2*a*h*q1*v^2+a^2*x1*x2+4*fr*h*v^2-a*x1)/(h*v^2*a^2*x1*x2), c = -(fr*h*v^2+a*d*x1-a*x1)/(h*v^2*a*x1), d = d, e = 1/(h*v^2), lambda = 0}
请问我求解联立方程，结果的里面d=d是什么意思呀？
谢谢
2016年05月04日 18点05分
1
{S_r = -(1/2)*(-2*a*b*fr*h*v^2*x1*x2+2*a^2*h*q1*v^2*x2-2*a^2*h*q2*v^2*x1-4*a*fr*h*v^2*x2-2*a*h*q1*v^2+a^2*x1*x2+4*fr*h*v^2-a*x1)/(h*v^2*a^2*x1*x2), c = -(fr*h*v^2+a*d*x1-a*x1)/(h*v^2*a*x1), d = d, e = 1/(h*v^2), lambda = 0}
请问我求解联立方程，结果的里面d=d是什么意思呀？
谢谢
