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      <title>DSAPRT</title>
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      <div class="title_refTopic" id="xps10_pagetitle">DSAPRT </div>
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      <h4 class="refClassification">Design Sensitivity Output Parameters </h4>
      <p class="para_refTopic">Specifies design sensitivity output parameters. </p>
      <div class="title_refCategory">Format: </div>
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         <p align="center"><img align="bottom" src="graphics/casecontrol4a-ufig16.gif"></p>
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      <div class="title_refCategory">Examples: </div>
      <div class="refCategoryContent"><pre class="indent">DSAPRT(FORMATTED,EXPORT)
DSAPRT(FORMATTED,START=FIRST,BY=3,END=LAST)=101
DSAPRT(UNFORMATTED,START=FIRST)
DSAPRT(UNFORMATTED,EXPORT)
DSAPRT(FORMATTED,END=4)=ALL
DSAPRT(UNFORMATTED,END=SENS)=ALL
DSAPRT(NOPRINT, EXPORT)</pre></div>
      <div class="title_refCategory">Describers:</div>
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                     <p class="para_th"><b class="uiTerm">Describer </b></p>
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                     <p class="para_th"><b class="uiTerm">Meaning </b></p>
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                     <p class="para_td">FORMATTED </p>
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                     <p class="para_td">Output will be presented with headings and labels. </p>
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                     <p class="para_td">UNFORMATTED </p>
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                     <p class="para_td">Output will be printed as a matrix print (see the description for the MATPRN module in the <a class="links" href="javascript:void(0)" onclick="top.popUpPage('QRG/linkInter_target_not_resolved.html#dmap:ref86112:-aux,-home','linkInter','menubar=yes,status=yes,resizable=yes,toolbar=yes,scrollbars=yes,location=no,directories=no');return(false);"><em>NX Nastran DMAP Programmer&rsquo;s Guide.</em></a>). 
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                     <p class="para_td">NOPRINT </p>
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                  <td align="left" colspan="1" rowspan="1" valign="top">
                     <p class="para_td">No output will be printed. </p>
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                     <p class="para_td">EXPORT </p>
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                  <td align="left" colspan="1" rowspan="1" valign="top">
                     <p class="para_td">Output will be exported to an external binary file specified by PARAM,IUNIT. </p>
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                     <p class="para_td">NOEXPORT </p>
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                  <td align="left" colspan="1" rowspan="1" valign="top">
                     <p class="para_td">Output will not be exported to an external binary file. </p>
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                     <p class="para_td">START=i </p>
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                     <p class="para_td">Specifies the first design cycle for output.  (Integer&gt;0 or Character:  &ldquo;FIRST&rdquo; or &ldquo;LAST&rdquo;; Default = 1 or &ldquo;FIRST&rdquo;) </p>
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                     <p class="para_td">BY=j </p>
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                  <td align="left" colspan="1" rowspan="1" valign="top">
                     <p class="para_td">Specifies the design cycle interval for output.  (Integer &ge; 1, or &gt;0; Default = 0)  See Remark <a class="links" href="javascript:void(0)" onclick="top.openFile('QRG/05ref73192_43.html#ref76288');return(false);">60-2. </a></p>
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                     <p class="para_td">END=k </p>
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                  <td align="left" colspan="1" rowspan="1" valign="top">
                     <p class="para_td">Specifies the last design cycle for output.  (Integer&gt;0 or Character:  &ldquo;FIRST&rdquo;, &ldquo;LAST&rdquo;, or &ldquo;SENS&rdquo;; Default = &ldquo;LAST&rdquo;) </p>
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                     <p class="para_td">ALL </p>
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                     <p class="para_td">All design responses (defined in DRESP1 and DRESP2 entries) will be output. </p>
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                     <p class="para_td">n </p>
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                     <p class="para_td">Set identification of a previously appearing SET command.  Only sensitivities of  responses with identification numbers that appear on this SET command will be output.  (Integer&gt;0) </p>
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      <div class="title_refCategory">Remarks: </div>
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            <li>
               <p class="para_item">Only one DSAPRT may appear in the Case Control Section and should appear above all SUBCASE commands. </p>
            </li>
            <li><a name="ref76288"></a><p class="para_item">Sensitivity data will be output at design cycles i, i+j, i+2j, ..., k.  Note that the BY=0 default implies no sensitivity analysis at the intermediate design cycles. </p>
            </li>
            <li>
               <p class="para_item">END = SENS requests design sensitivity analysis, and no optimization will be performed. </p>
            </li>
            <li>
               <p class="para_item">If both DSAPRT and PARAM,OPTEXIT, 4, -4, or 7 are specified then DSAPRT overrides PARAM,OPTEXIT, 4, -4, or 7.  PARAM,OPTEXIT values and the equivalent DSAPRT commands are as follows: </p>
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                           <p class="para_th"><b class="uiTerm">OPTEXIT </b></p>
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                           <p class="para_th"><b class="uiTerm">Equivalent DSAPRT Command </b></p>
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                           <p class="para_td">4 </p>
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                           <p class="para_td">DSAPRT(UNFORMATTED, END=SENS) </p>
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                           <p class="para_td">-4 </p>
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                           <p class="para_td">DSAPRT(NOPRINT, EXPORT, END=SENS) </p>
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                           <p class="para_td">7 </p>
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                           <p class="para_td">DSAPRT(UNFORMATTED, START=LAST) </p>
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            <li>
               <p class="para_item">Formatted sensitivity output is not supported for aeroelastic response types (DRESP1 RTYPE=TRIM, STABDER or FLUTTER). Unformatted output must be requested. </p>
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