n> + (<span class="strike"><span class="old">a_2</span></span><span class="new">i_</span>) <span class="strike"><span class="old">*</span></span><span class="new">+</span> (<span class="strike"><span class="old">ldda</span></span><span class="new">j_</span>)<span class="strike"><span class="old">+</span></span><span class="new">*</span>(<span class="strike"><span class="old">a_1</span></span><span class="new">ldda</span>))
    #define dT(<span class="strike"><span class="old">a_1</span></span><span class="n