Dickman–de Bruijn function

From specialfunctionswiki
Jump to: navigation, search

The Dickman–de Bruijn function $\rho(u)$ solves the initial value problem $$up'(u)+p(u-1)=0$$ where $p(u)=1$ for $0 \leq u \leq 1$.

References

On sums involving reciprocals of the largest prime factor of an integer