>
   <mtd><mrow><mo>-</mo><mn>25.82</mn></mrow></mtd>
</mtr><mtr columnalign="right">
   <mtd><mn>11.83</mn></mtd>
   <mtd><mn>22.90</mn></mtd>
</mtr>
</mtable></mfenced>
<mtext>.</mtext>
</math></td><td class="formula2">&#xa0;</td></tr></table></div>

Here <math><mi>A</mi></math>&#xa0;is symmetric and positive definite, and is treated as a band matrix, which must first be factorized by <a class="rout" href="dpbtrf_example.html">dpbtrf</a>.</div>

<hr>
<ul>
<li><a href="https://github.com/numericalalgorithm