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      C4LIB - A Single Precision Complex Arithmetic Utility Library
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      C4LIB <br> A Single Precision Complex Arithmetic Utility Library
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    <p>
      <b>C4LIB</b> 
      is a FORTRAN77 library which 
      implements certain
      elementary functions for single precision complex variables.
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    <p>
      The symbol "C4" is