eja: add another performance TODO.

diff --git a/mjo/eja/TODO b/mjo/eja/TODO
index fa05841e38f6ec6f8c51970ac4981bb2d4b2ef67..13cd7f95112057b3cf7e0a6ce5824c0da8b2cacd 100644 (file)
--- a/mjo/eja/TODO
+++ b/mjo/eja/TODO
@@ -45,3 +45,6 @@ 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
 
 11. Figure out if CombinatorialFreeModule's use of IndexedGenerators
     can be used to replace the matrix_basis().
+
+12. Don't pass in an n-by-n multiplication/i-p table since only the
+    lower-left half is used.