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     sign(3F)                                                 sign(3F)



     NAME
          sign, isign, dsign - FORTRAN transfer-of-sign intrinsic
          function

     SYNOPSIS
          integer i, j, k
          real r1, r2, r3
          double precision dp1, dp2, dp3

          k = isign(i, j)
          k = sign(i, j)

          r3 = sign(r1, r2)

          dp3 = dsign(dp1, dp2)
          dp3 = sign(dp1, dp2)

     DESCRIPTION
          isign returns the magnitude of its first argument with the
          sign of its second argument.  sign and dsign are its real
          and double-precision counterparts, respectively.  The
          generic version is sign, which devolves to the appropriate
          type depending on its arguments.
































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