def dim_check(T, R, Z, Q, H, c, d):
    """
    Returns true if the dimensions are okay 
    Parameters
    ----------
    T : array-like
        System matrix T.
    R : array-like
        System matrix R.
    Z : array-like
        System matrix Z.
    Q : array-like
        System matrix Q.
    H : array-like
        System matrix H.
    c : array-like
        System matrix c.
    d : array-like
        System matrix d.

    Returns
    -------
    bool
        returns True if dimensions are appropriate and False otherwise.

    """
    
    return True