From 08be68c1fb3c05a35d738eab53712ec6cb4d1ad5 Mon Sep 17 00:00:00 2001
From: Marc Glisse <marc.glisse@inria.fr>
Date: Sat, 7 Mar 2020 14:14:45 +0100
Subject: [ci skip] Comment

---
 src/python/include/Persistent_cohomology_interface.h | 1 +
 1 file changed, 1 insertion(+)

(limited to 'src/python/include/Persistent_cohomology_interface.h')

diff --git a/src/python/include/Persistent_cohomology_interface.h b/src/python/include/Persistent_cohomology_interface.h
index 8e721fc0..22d6f654 100644
--- a/src/python/include/Persistent_cohomology_interface.h
+++ b/src/python/include/Persistent_cohomology_interface.h
@@ -125,6 +125,7 @@ persistent_cohomology::Persistent_cohomology<FilteredComplex, persistent_cohomol
   }
 
   // An alternative, to avoid those different sizes, would be to "pad" vertex generator v as (v, v) or (v, -1). When using it as index, this corresponds to adding the vertex filtration values either on the diagonal of the distance matrix, or as an extra row or column.
+  // We could also merge the vectors for different dimensions into a single one, with an extra column for the dimension (converted to type double).
   Generators flag_generators(double min_persistence) {
     Generators out;
     // diags[0] should be interpreted as vector<array<int,3>> and other diags[i] as vector<array<int,4>>
-- 
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