andes.routines.daeint.BackEuler# class andes.routines.daeint.BackEuler[source]# Backward Euler's integration method. __init__(*args, **kwargs)# Methods calc_jac(tds, gxs, gys) Build full Jacobian matrix Ac for Trapezoid method. calc_q(x, f, Tf, h, x0, f0) Calculate the residual of algebraized differential equations. step(tds) Integrate with Implicit Trapezoidal Method (ITM) to the current time.