sort and fsort commands are combined into one tool - sort, the sorting  algorithm is managed by the -f (--fast option), the default algorithm is max-flow based sorting and Eades algorithm is used if flag -f is set 
sort and fsort commands are combined into one tool - sort, the sorting 
algorithm is managed by the -f (--fast option), the default algorithm is
max-flow based sorting and Eades algorithm is used if flag -f is set 
ekg/vg,ekg/vg,ekg/vg