def init_st(init_state):
    # init_MB - generates the initial state vector for the single-track model
    #
    # Syntax:  
    #     x0 = init_ST(init_state, p)
    #
    # Inputs:
    #     init_state - core initial states
    #
    # Outputs:
    #     x0 - initial state vector
    #
    # Example: 
    #
    # See also: ---

    # Author:       Matthias Althoff
    # Written:      11-January-2017
    # Last update:16-December-2017
    # Last revision:---

    #------------- BEGIN CODE --------------

    return init_state

#------------- END OF CODE --------------
