under construction

**natural deduction** metalanguage, practical foundations

**type theory** (dependent, intensional, observational type theory, homotopy type theory)

**computational trinitarianism** =

**propositions as types** +**programs as proofs** +**relation type theory/category theory**

The following gives a characterization of full sub-(∞,1)-categories of an (∞,1)-topos entirely in terms of its internal logic/homotopy type theory.

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Last revised on December 20, 2011 at 22:44:09. See the history of this page for a list of all contributions to it.