Homotopy Type Theory antitonic function > history (changes)

Showing changes from revision #2 to #3: Added | Removed | Changed

Contents

< antitonic function

Definition

Let AA and BB be preorders. An antitonic function is a function f:ABf : A \to B with a family of dependent terms

ϕ(a,b):(ab)(f(b)f(a))\phi(a,b):(a \leq b) \to (f(b) \leq f(a))

showing that the preorder is reversed by ff.

See also

Last revised on June 9, 2022 at 23:36:29. See the history of this page for a list of all contributions to it.