eja: suggest operator().matrix() to replace element matrix().

diff --git a/mjo/eja/euclidean_jordan_algebra.py b/mjo/eja/euclidean_jordan_algebra.py
index 750b6c1c37460a704f83aeb62b66aaf4ce1ca952..7967fccea47a472282a1e3bd547b2ebcf6b2c34e 100644 (file)
--- a/mjo/eja/euclidean_jordan_algebra.py
+++ b/mjo/eja/euclidean_jordan_algebra.py
@@ -1275,7 +1275,7 @@ class FiniteDimensionalEuclideanJordanAlgebra(FiniteDimensionalAlgebra):
             Our parent class defines ``left_matrix`` and ``matrix``
             methods whose names are misleading. We don't want them.
             """
-            raise NotImplementedError("use operator_matrix() instead")
+            raise NotImplementedError("use operator().matrix() instead")
 
         matrix = left_matrix