X-Git-Url: http://gitweb.michael.orlitzky.com/?a=blobdiff_plain;f=mjo%2Feja%2FTODO;h=f34fc34701a214afd3d086a675844b44619e5d9a;hb=23ced4147cf68d9e5d7a00be958ad3c579436f50;hp=2d93ffb38a772f9409ecdff4153e975cb7c02c0b;hpb=28d86108d78f1ea5a93d9cc8d69bad9cc8cd74fd;p=sage.d.git

diff --git a/mjo/eja/TODO b/mjo/eja/TODO
index 2d93ffb..f34fc34 100644
--- a/mjo/eja/TODO
+++ b/mjo/eja/TODO
@@ -36,3 +36,11 @@ sage: a0 = (1/4)*X[4]**2*X[6]**2 - (1/2)*X[2]*X[5]*X[6]**2 - (1/2)*X[3]*X[4]*X[6
 
 9. Add HurwitzMatrixAlgebra subclass between MatrixAlgebra and
    OctonionMatrixAlgebra.
+
+10. Every once in a long while, the test
+
+        sage: set_random_seed()
+        sage: x = random_eja().random_element()
+        sage: x.is_invertible() == (x.det() != 0)
+
+    in eja_element.py returns False.