the state
            of the Lorenz system. The perturbations are initialized such that <span class="emphasis"><em>p
            <sub>&#8203;ij</sub> = &#948; <sub>&#8203;ij</sub></em></span>, where <span class="emphasis"><em>p <sub>&#8203;ij</sub></em></span> is the <span class="emphasis"><em>j</em></span>-component
            of the <span class="emphasis"><em>i</em></span>.-th perturbation and <span class="emphasis"><em>&#948; <sub>&#8203;ij</sub></em></span>
            is the Kronecker symbol.
        