Re: All pairs shortest paths

2012-09-26 Thread André Kelpe
Hi Venkata! 2012/9/25 Venkata Sastry Malladi : > Thanks for the reply, Sebastian. > > The problem I'm working on is a routing algorithm for a country wide railway > network. I was thinking about two ways to approach it. How many vertices and edges do you have? Seems of reasonable size... > 1. Pr

Re: All pairs shortest paths

2012-09-25 Thread Venkata Sastry Malladi
a new destination. On Tue, Sep 25, 2012 at 1:25 AM, Sebastian Schelter wrote: > Hi Venkata, > > The result of All-Pairs-Shortest-Paths is quadratic in the number of > vertices which makes it infeasible for sufficiently large graphs. > > Best, > Sebastian > > >

Re: All pairs shortest paths

2012-09-24 Thread Sebastian Schelter
Hi Venkata, The result of All-Pairs-Shortest-Paths is quadratic in the number of vertices which makes it infeasible for sufficiently large graphs. Best, Sebastian On 24.09.2012 20:24, Venkata Sastry Malladi wrote: > I'm thinking of modifying the simple shortest paths algorithm so