home *** CD-ROM | disk | FTP | other *** search
/ minnie.tuhs.org / unixen.tar / unixen / PDP-11 / Trees / V7 / usr / src / libF77 / r_lg10.c < prev    next >
Encoding:
C/C++ Source or Header  |  1979-01-10  |  113 b   |  10 lines
  1. #define log10e 0.43429448190325182765
  2.  
  3. double r_lg10(x)
  4. float *x;
  5. {
  6. double log();
  7.  
  8. return( log10e * log(*x) );
  9. }
  10.