Differences
This shows you the differences between two versions of the page.
Both sides previous revision Previous revision Next revision | Previous revision | ||
offset_logarithmic_integral [2014/02/25 23:59] nikolaj |
offset_logarithmic_integral [2014/02/26 00:03] nikolaj |
||
---|---|---|---|
Line 7: | Line 7: | ||
=== Alternative definition === | === Alternative definition === | ||
$ \mathrm{Li}(x) := \int_2^x \frac{1}{\ln(t)}\mathrm d t $ | $ \mathrm{Li}(x) := \int_2^x \frac{1}{\ln(t)}\mathrm d t $ | ||
+ | === Theorems === | ||
+ | $ \mathrm{Li}(x)\approx\pi(x) $ | ||
+ | >todo: [[Prime counting-function]] | ||
=== Reference === | === Reference === | ||
Wikipedia: [[http://en.wikipedia.org/wiki/Logarithmic_integral_function|Logarithmic integral function]] | Wikipedia: [[http://en.wikipedia.org/wiki/Logarithmic_integral_function|Logarithmic integral function]] |