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I am told that the set of positive definite quadratic forms on R^2 has a metric that turns it into
H x R where H is the hyperbolic plane. Can you describe this metric?
* As a space the forms are viewed as GL(2,R)/O(2).
H x R where H is the hyperbolic plane. Can you describe this metric?
* As a space the forms are viewed as GL(2,R)/O(2).