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Topic: Solving N-1 equations in N unknowns with initial state?
Replies: 4   Last Post: May 9, 2013 1:23 PM

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Registered: 10/7/06
Re: Solving N-1 equations in N unknowns with initial state?
Posted: May 9, 2013 1:23 PM
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On May 8, 12:13 am, Don Del Grande <>

> In case anybody is wondering: yes, this is based on a specific case;
> the Simple Rating System (where, in a group of N teams, each team's
> rating = its average Margin of Victory plus the average of its
> opponents' ratings), which is N-1 equations in N variables.

If you have one set of ratings that solves the problem, then adding
the same constant c to each rating will also be a solution.

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