Yves Bertot ybertot
ybertot
/ using hiearchy-builder mathcomp
Created
April 16, 2021 08:13
Example of using EqMixin and siblings to create eqtypes
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| From HB Require Import structures. | |
| From mathcomp Require Import all_ssreflect. | |
| Inductive i3 := c1 | c2 | c3. | |
| Definition i3dec (x y : i3) : {x = y}+{x <> y}. | |
| move: x y=> [ | | ][ | | ]; (by (left)) || (by right). | |
| Defined. | |
| Fail Lemma toto : c1 == c1. |