p>The RPROP algorithm parameters (see [RPROP93] for details):</p>

                <p>Initial value <em>Delta_0</em> of update-values <em>Delta_(ij)</em>.</p>

                <p>Increase factor <em>eta^+</em>. It must be >1.</p>

                <p>Decrease factor <em>eta^-</em>. It must be <1.</p>

                <p>Update-values lower limit <em>Delta_(min)</em>. It must be positive.</p>

                <p>Update-values upper limit <em>Delta_(max)</em>. It must be >1.</p></div>
            <dl>
        