Pseudo-functor
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In mathematics, a pseudofunctor f is a mapping between categories that is just like a functor except that and do not hold as exact equalities but only up to coherent isomorphisms.
The Grothendieck construction associates to a pseudofunctor a fibered category.
See also
- Lax functor
- Prestack (an example of pseudofunctor)
- Fibered category
References
- C. Sorger, Lectures on moduli of principal G-bundles over algebraic curves
External links
- http://ncatlab.org/nlab/show/pseudofunctor
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