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<h3 class="sectionHead"><span class="titlemark">9 </span> <a
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id="x91-1280009"></a>Utilities</h3>
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<!--l. 4--><p class="noindent" >We have some utilities available for input and output of sparse matrices; the
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interfaces to these routines are available in the module <span class="obeylines-h"><span class="verb"><span
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class="cmtt-10">psb_util_mod</span></span></span>.
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 <span class="subsectionToc" >9.1 <a
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href="userhtmlsu78.html#x92-1290009.1"> hb_read — Read a sparse matrix from a file in the Harwell–Boeing format</a></span>
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<br />  <span class="subsectionToc" >9.2 <a
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href="userhtmlsu79.html#x93-1300009.2">hb_write — Write a sparse matrix to a file in the Harwell–Boeing format</a></span>
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<br />  <span class="subsectionToc" >9.3 <a
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href="userhtmlsu80.html#x94-1310009.3">mm_mat_read — Read a sparse matrix from a file in the MatrixMarket format</a></span>
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<br />  <span class="subsectionToc" >9.4 <a
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href="userhtmlsu81.html#x95-1320009.4">mm_array_read — Read a dense array from a file in the MatrixMarket format</a></span>
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<br />  <span class="subsectionToc" >9.5 <a
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href="userhtmlsu82.html#x96-1330009.5">mm_mat_write — Write a sparse matrix to a file in the MatrixMarket format</a></span>
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<br />  <span class="subsectionToc" >9.6 <a
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href="userhtmlsu83.html#x97-1340009.6">mm_array_write — Write a dense array from a file in the MatrixMarket format</a></span>
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