update in basic_2

[helm.git] / matita / matita / contribs / lambdadelta / basic_2 / equivalence / cpcs_aaa.ma

diff --git a/matita/matita/contribs/lambdadelta/basic_2/equivalence/cpcs_aaa.ma b/matita/matita/contribs/lambdadelta/basic_2/equivalence/cpcs_aaa.ma
index 04de244ab96aabc5a057a0aab88d3809f8b223f0..4f92238868ff88c14252372fe81c291e01afa39b 100644 (file)
--- a/matita/matita/contribs/lambdadelta/basic_2/equivalence/cpcs_aaa.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2/equivalence/cpcs_aaa.ma
@@ -17,7 +17,7 @@ include "basic_2/equivalence/cpcs_cpcs.ma".
 
 (* CONTEXT-SENSITIVE PARALLEL EQUIVALENCE ON TERMS **************************)
 
-(* Main properties about atomic arity assignment on terms *******************)
+(* Main inversion lemmas about atomic arity assignment on terms *************)
 
 theorem cpcs_aaa_mono: ∀G,L,T1,T2. ⦃G, L⦄ ⊢ T1 ⬌* T2 →
                        ∀A1. ⦃G, L⦄ ⊢ T1 ⁝ A1 → ∀A2. ⦃G, L⦄ ⊢ T2 ⁝ A2 →