Hi David,

On Wed, Jun 16, 2010 at 9:32 PM, David Joyner <wdjoy...@gmail.com> wrote:
> Do you have GLPK, CBC, or CPLEX installed?

When I have GLPK or CBC installed, hamiltonian_cycle() works fine. The
bug is that when neither of them, nor even CPLEX, is installed, the
error message is misleading.

-- 
Regards
Minh Van Nguyen

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