On 31 Jul 2001, ToM wrote: > what is the opposite of a log? [logarithm] An antilog [properly, antilogarithm]. Equivalently, 10 to that power (if, as in your example, you are taking logarithms to the base 10); or e to that power (if you are taking natural logarithms), which is also called the exponential function, exp( ). > If you do lg10 of 3 in spss, it gives you a number. how can i take > this number and have as a solution the initial one (3)? lg10(3) = 0.47712. In SPSS-speak, 10**(0.47712) = 2.99999 For natural logarithms, ln(3) = 1.0986, exp(1.0986) = 2.99996 ------------------------------------------------------------------------ Donald F. Burrill [EMAIL PROTECTED] 184 Nashua Road, Bedford, NH 03110 603-471-7128 ================================================================= Instructions for joining and leaving this list and remarks about the problem of INAPPROPRIATE MESSAGES are available at http://jse.stat.ncsu.edu/ =================================================================