How to calculate log values of base 2

[Kumar Kausikasa]

Hi,
How to calculate log values of base2. The Math.log gives the natural logarithm value.
Please help
Thanks
Praveen.

[Jamal Hasanov]

Hi, Praveen
I you want to find log(2)10, You can use this rule:
log(10)/log(2) (where log() is a natural logarithm)
Additionally you can read mathematical base:
http://www.sosmath.com/algebra/logs/log4/log43/log43.html
With Best Regards,
Jamal Hasanov
www.j-think.com

[Barkat Mardhani]

How much do we have to have to know about log conversion to be able to pass exam...
[ September 16, 2002: Message edited by: Barkat Mardhani ]

[Barry Gaunt]

or a little more Java-ish:

double log2(double x) {
     return Math.log(x)/Math.log(2.0d);
}

[ September 16, 2002: Message edited by: Barry Gaunt ]