In category theory, the Beck–Chevalley condition is a coherence condition relating adjoint functors associated with a commutative square of categories. It states that, under suitable assumptions, two canonical ways of transporting information around the square coincide up to a natural isomorphism.
In category theory, the Beck–Chevalley condition is a coherence condition relating adjoint functors associated with a commutative square of categories. It states that, under suitable assumptions, two canonical ways of transporting information around the square coincide up to a natural isomorphism.
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