from the desk of stinkpot

perform floating point calculations in bash

May 1st, 2007 by Lawrence David

turns out floating point division (or any other type of floating point math) isn’t built-into the bash shell.  instead, you’ll have to use the bc utility:

echo “6.0/10″ | bc -l

Posted in Shell Scripting |

Stumble it!

if that was helpful ...

check out the other tips and tricks i've compiled on these pages. you might learn something else interesting!

One Response to “perform floating point calculations in bash”

1. on 07 Jun 2007 at 4:47 pm   Forrest

   echo ‘4*a(1)’ | bc -l

• Tips & Tricks

  • Emacs (6)
  • Games (2)
  • Hardware (6)
  • LaTeX (16)
  • Mac OS X (30)
  • Matlab (23)
  • MySQL (4)
  • Perl (29)
  • Photoshop (2)
  • Python (42)
  • Shell Scripting (13)
  • SVN (7)
  • Unix (40)
  • Webserver (31)