Unit Conversion Software


This free software, written in Common Lisp, can convert a given unit of measurement into an equivalent unit. The input can be named units or expressions in terms of units. The software can also simplify unit expressions.
(convert 'meters 'feet)
3.280839895013123

(convert '(/ (* atto parsec)
             (* micro fortnight))
         '(/ inch sec))
1.0034552972545097

(convert '(/ (* mega lbf) acre)
         'kilopascals)
1.0991794990738932

(simplifyunit '(/ (* newton meter) (* ampere second)))
VOLT

(simplifyunit '(/ (* volt volt)
                  (* lbf (/ (* atto parsec) hour))))
(* 26250.801011041247 OHM)