log.alg

Audacity是一款用於錄音和編輯聲音的、免費的開放源碼軟體。它可以執行於Mac OS X、Microsoft Windows、GNU/Linux和其它作業系統

(LOG-ALG
  (NAME "log")
  (ARGUMENTS ("sound_type" "input"))
  (ALWAYS-SCALE input)
  (START (MIN input))
  (INNER-LOOP "output = (sample_type) log(input)")
  (TERMINATE (MIN input))
  (LOGICAL-STOP (MIN input))
)