span><span class="special">)</span> <span class="identifier">has</span> <span class="identifier">failed</span> <span class="special">[-</span><span class="identifier">nan</span> <span class="special">!=</span> <span class="special">-</span><span class="number">7</span><span class="special">].</span> <span class="identifier">Relative</span> <span class="identifier">difference</span> <span class="identifier">exceeds</span> <span class="identifier">tolerance</span> <span class="special">[-</span><span class="i