hi all how can i calculate a logarithm with my own base for example log on base 0.52 ?
You can apply the log formula

log x base 0.52 = ln x / ln (0.52) = (log x base 10) / ( log 0.52 base 10 )

abhishekm71 is correct, Check out the link above and see the Changing the base section.
Topic archived. No new replies allowed.