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      <title>FREQUENCY</title>
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      <div class="title_refTopic" id="xps10_pagetitle">FREQUENCY </div>
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      <h4 class="refClassification">Frequency Set Selection </h4>
      <p class="para_refTopic">Selects the set of forcing frequencies to be solved in frequency response problems. </p>
      <div class="title_refCategory">Format: </div>
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         <p class="para_refCategory">FREQUENCY=n </p>
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      <div class="title_refCategory">Examples: </div>
      <div class="refCategoryContent"><pre class="indent">FREQUENCY=17</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">n </p>
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                     <p class="para_td">Set identification number of FREQ, FREQ1, FREQ2, FREQ3, FREQ4, and FREQ5 Bulk Data entries.  (Integer&gt;0) </p>
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      <div class="title_refCategory">Remarks: </div>
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               <p class="para_item">A frequency set selection is required for a frequency response problem. </p>
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               <p class="para_item">A frequency set selection is required for transient response by Fourier methods (SOL 146). </p>
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               <p class="para_item">All FREQ, FREQ1, FREQ2, FREQ3, FREQ4, and FREQ5 entries with the same frequency set identification numbers will be used.  Duplicate frequencies will be ignored.  <em>f<sub class="subscript">N</sub></em> and  <em>f</em><sub class="subscript"><em>N</em>−1</sub> are considered duplicated if 
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                     <p class="para_item">|<em>f<sub class="subscript">N</sub></em> − <em>f</em><sub class="subscript"><em>N</em>−1</sub>|&lt;10<sup class="superscript">−5</sup>|<em>f</em><sub class="subscript">MAX</sub> − <em>f</em><sub class="subscript">MIN</sub>| 
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