KnowraCommon logarithmLinked fromLinked fromThe 8 pages that link to Common logarithm, each with the reason it gives.All 8Broader topic 4Related 1Compared with 3LogarithmBroader topic: It is a familiar fixed-base case, distinct from the natural logarithm.Logarithmic scaleRelated: Base ten makes each unit step correspond to a tenfold change, or one decade.Natural logarithmCompared with: It uses base 10 instead of e and is common in measurement and engineering.John NapierBroader topic: Briggs’s base-ten version adapted Napier’s invention for decimal arithmetic.Euler's NumberCompared with: Unlike the natural logarithm, it uses a convenient decimal base rather than e.Slide ruleBroader topic: Its base matches ordinary decimal notation and makes scale values easy to interpret.Binary logarithmCompared with: It counts powers of ten rather than powers of two.Henry BriggsBroader topic: Briggs promoted base-10 logarithms, matching their arithmetic to the decimal number system.