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From: mms00786@uxa.cso.uiuc.edu
Newsgroups: comp.sys.ibm.pc.programmer
Subject: Re: How to calculate LOG10 in BASIC?
Message-ID: <139400005@uxa.cso.uiuc.edu>
Date: 14 Jun 90 22:32:00 GMT
References: <267754@<7196>
Lines: 10
Nf-ID: #R:<7196:267754:uxa.cso.uiuc.edu:139400005:000:227
Nf-From: uxa.cso.uiuc.edu!mms00786    Jun 14 17:32:00 1990


Simple:

LOG10 x = LOG X / LOG 10

where LOG10 is the log base 10, and LOG is the natural log.
You can store LOG 10 = 2.303 as a constant, then everytime you need
LOG10, simply take the LOG and divide by that constant.

Milan