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Hyperbolicity (resp., the adjective hyperbolic) is an extremely overloaded notion used in different contexts. Here follows a partial list of possible disambiguations.
- Hyperbolic partial differential equations
- Hyperbolic dynamical systems
- Hyperbolic functions $\sinh,\cosh,\tanh$
- Hyperbolic surfaces (in differential geometry)
Hyperbolicity. Encyclopedia of Mathematics. URL: http://encyclopediaofmath.org/index.php?title=Hyperbolicity&oldid=26035