X-Git-Url: http://gitweb.michael.orlitzky.com/?a=blobdiff_plain;f=mjo%2Feja%2FTODO;h=38cff88c1584b5be8c6a6ce7e90a47b8350adce3;hb=2eead94218aad1f63faec9cdeacc30171a880438;hp=f6d7743782613d241c50e05eee665d59278bd4b4;hpb=16825a1ceedeb8363b025cda56dc9f65f639f726;p=sage.d.git diff --git a/mjo/eja/TODO b/mjo/eja/TODO index f6d7743..38cff88 100644 --- a/mjo/eja/TODO +++ b/mjo/eja/TODO @@ -1,21 +1,8 @@ -1. Add CartesianProductEJA. +1. Add references and start citing them. -2. Check the axioms in the constructor when check != False? +2. Profile (and fix?) any remaining slow operations. -3. Add references and start citing them. - -4. Implement the octonion simple EJA. - -5. Factor out the unit-norm basis (and operator symmetry) tests once - all of the algebras pass. - -6. Refactor the current ungodly fast charpoly hack (relies on the - theory to ensure that the charpolys are equal.) - -7. If we factor out a "matrix algebra" class, then it would make sense - to replace the custom embedding/unembedding functions with static - _real_embedding() and _real_unembedding() methods. - -8. Implement random_instance() for the main EJA class. - -9. Implement random_instance() for the subalgebra class. +3. When we take a Cartesian product involving a trivial algebra, we + could easily cache the identity and charpoly coefficients using + the nontrivial factor. On the other hand, it's nice that we can + test out some alternate code paths...