i</span><span class="w"> </span><span class="p">,</span><span class="w"> </span><span class="n">isd</span><span class="w"> </span><span class="p">,</span><span class="w"> </span><span class="n">ix0</span><span class="w"> </span><span class="p">,</span><span class="w"> </span><span class="n">ix0p1</span><span class="w"> </span><span class="p">,</span><span class="w"> </span><span class="n">ix1</span><span class="w"> </span><span class="p">,</span><span class="w"> </span><span class="n">ix2</span>
<span class