Variational
# Variational

Variational may refer to:

* Calculus of variations, a field of mathematical analysis that deals with maximizing or minimizing functionals
* Variational method (quantum mechanics), a way of finding approximations to the lowest energy eigenstate or ground state in quantum physics
* Variational Bayesian methods, a family of techniques for approximating integrals in Bayesian inference and machine learning
* Variational properties, properties of an organism relating to the production of variation among its offspring in evolutionary biology
* Variationist sociolinguistics or variational sociolinguistics, the study of variation in language use among speakers or groups of speakers
