3.1 Implicit Euler Solver
qn+1=qn+hvn+1(1)
vn+1=vn+hM−1(fint(qn+1+fext)(2)
将(2)代入(1)得
qn+1=qn+hvn+1(1)
3.1 Implicit Euler Solver
qn+1=qn+hvn+1(1)
vn+1=vn+hM−1(fint(qn+1+fext)(2)
将(2)代入(1)得
qn+1=qn+hvn+1(1)