From the abstract:
> The approach uses a singularity analysis of generating functions for particular sets of maps, and Tutte's enumerative and asymptotic work on planar maps and their chromatic polynomials
Err yeah, so easy...
> The approach uses a singularity analysis of generating functions for particular sets of maps, and Tutte's enumerative and asymptotic work on planar maps and their chromatic polynomials
Err yeah, so easy...