Mercurial > hg > Papers > 2015 > atton-thesis

view paper/src/delta_preserve_id.agda @ 92:0354d3693324 default tip

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Added tag paper_final for changeset 6a12eb22be8c
author Yasutaka Higa <e115763@ie.u-ryukyu.ac.jp>
date Sun, 01 Mar 2015 13:08:51 +0900
parents 1181b4facaf9
children
line wrap: on
line source

delta-preserve-id :  {l : Level} {A : Set l} {n : Nat} -> 
    (d : Delta A (S n)) -> (delta-fmap id) d ≡ id d
delta-preserve-id (mono x)    = refl
delta-preserve-id (delta x d) = cong (delta x) (delta-preserve-id d)