From 823dcc730b55cf40986a3af244a143f0c5a5cb21 Mon Sep 17 00:00:00 2001
From: Michael Orlitzky <michael@orlitzky.com>
Date: Sun, 13 Sep 2020 16:32:43 -0400
Subject: [PATCH] mjo/matrix_vector: fix phi_inv implementation in
 basis_representation().

---
 mjo/matrix_vector.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mjo/matrix_vector.py b/mjo/matrix_vector.py
index 4b4818d..62b75fd 100644
--- a/mjo/matrix_vector.py
+++ b/mjo/matrix_vector.py
@@ -121,7 +121,7 @@ def basis_representation(M):
         `M` or the span of `M` (depending on whether or not ``M``
         is a ``MatrixSpace`` or a basis).
         """
-        return sum( Y[i]*basis[i] for i in range(len(Y)) )
+        return basis_space.linear_combination( zip(Y,basis) )
 
     return (phi, phi_inv)
 
-- 
2.44.2