Metric system | United States Metric Board | metric system | Alex Metric | U.S. Metric Association | The Metric Marvels | Performance metric | Metric signature | Metric expansion of space | metric expansion of space | Kerr metric | Kantowski-Sachs metric | Gödel metric | Friedmann–Lemaître–Robertson–Walker metric | Fisher information metric |
In particular, one can introduce Hessian metrics like the Fisher information metric, the Weinhold metric, the Ruppeiner metric and others, whose components are calculated as the Hessian of a particular thermodynamic potential.