From: Michael Orlitzky <michael@orlitzky.com>
Date: Tue, 2 Mar 2021 16:45:56 +0000 (-0500)
Subject: octonions: add list() method for octonion matrices.
X-Git-Url: https://gitweb.michael.orlitzky.com/?a=commitdiff_plain;h=b552c6f2ff883240e01ad2444c5051fc8716e72c;p=sage.d.git

octonions: add list() method for octonion matrices.
---

diff --git a/mjo/octonions.py b/mjo/octonions.py
index a5f6dec..c2b829f 100644
--- a/mjo/octonions.py
+++ b/mjo/octonions.py
@@ -404,6 +404,28 @@ class OctonionMatrix(IndexedFreeModuleElement):
         return table(self.to_nested_list(), frame=True)._repr_()
 
 
+    def list(self):
+        r"""
+        Return one long list of this matrix's entries.
+
+        SETUP::
+
+            sage: from mjo.octonions import OctonionMatrixAlgebra
+
+        EXAMPLES::
+
+            sage: MS = OctonionMatrixAlgebra(3)
+            sage: E00e0 = MS.gens()[0]
+            sage: E00e3 = MS.gens()[3]
+            sage: (E00e0 + 2*E00e3).to_nested_list()
+            [[e0 + 2*e3, 0, 0], [0, 0, 0], [0, 0, 0]]
+            sage: (E00e0 + 2*E00e3).list()
+            [e0 + 2*e3, 0, 0, 0, 0, 0, 0, 0, 0]
+
+        """
+        return sum( self.to_nested_list(), [] )
+
+
     def __getitem__(self, indices):
         r"""