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C/C++ Source or Header  |  1991-06-10  |  94 b   |  9 lines
  1. #include "f2c.h"
  2.  
  3. double d_tan(x)
  4. doublereal *x;
  5. {
  6. double tan();
  7. return( tan(*x) );
  8. }
  9.