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2012-10-17 01:30:48 +0200 commented answer Defining Coxeter groups

OK, thanks for the response.

2012-10-16 12:04:07 +0200 asked a question Defining Coxeter groups

Is there a way to define a Coxeter group from its matrix so that one can use some of the methods in coxeter_groups? The groups I have in mind are indefinite or hyperbolic.