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[sage.d.git] / mjo / eja / eja_algebra.py

2020-11-27	Michael Orlitzky	eja: begin working on a new constructor.	blob \| commitdiff \| raw
2020-11-26	Michael Orlitzky	eja: actually do what the previous commit was supposed...	blob \| commitdiff \| raw \| diff to current
2020-11-26	Michael Orlitzky	eja: use symmetry when constructing multiplication...	blob \| commitdiff \| raw \| diff to current
2020-11-26	Michael Orlitzky	eja: replace a bunch of "manual" tests with a random...	blob \| commitdiff \| raw \| diff to current
2020-11-25	Michael Orlitzky	eja: update todo, and rename "natural" to "matrix".	blob \| commitdiff \| raw \| diff to current
2020-11-25	Michael Orlitzky	eja: add is_self_adjoint() for operators.	blob \| commitdiff \| raw \| diff to current
2020-11-25	Michael Orlitzky	eja: make element constructor errors more consistent.	blob \| commitdiff \| raw \| diff to current
2020-11-25	Michael Orlitzky	eja: fix an implicit TODO by eliminating lazy_import.	blob \| commitdiff \| raw \| diff to current
2020-11-25	Michael Orlitzky	eja: return the polynomial ring R[X1,...,XN] from a...	blob \| commitdiff \| raw \| diff to current
2020-11-24	Michael Orlitzky	eja: begin refactoring to allow noncanonical inner...	blob \| commitdiff \| raw \| diff to current
2020-11-24	Michael Orlitzky	eja: fix inclusions/projections with trivial algebras.	blob \| commitdiff \| raw \| diff to current
2020-11-24	Michael Orlitzky	eja: improve projection/inclusion implementation for...	blob \| commitdiff \| raw \| diff to current
2020-11-22	Michael Orlitzky	eja: factor out some common tests.	blob \| commitdiff \| raw \| diff to current
2020-11-22	Michael Orlitzky	eja: add ConcreteEJA class for EJAs we can make random...	blob \| commitdiff \| raw \| diff to current
2020-11-22	Michael Orlitzky	eja: fix one() in the trivial HadamardEJA.	blob \| commitdiff \| raw \| diff to current
2020-11-22	Michael Orlitzky	eja: cache the unit element immediately where it is...	blob \| commitdiff \| raw \| diff to current
2020-11-22	Michael Orlitzky	eja: tweak a zero test.	blob \| commitdiff \| raw \| diff to current
2020-11-22	Michael Orlitzky	eja: add a test for invalid bilinear forms in BilinearF...	blob \| commitdiff \| raw \| diff to current
2020-11-22	Michael Orlitzky	eja: fix random_instance() for JordanSpinEJA.	blob \| commitdiff \| raw \| diff to current
2020-11-22	Michael Orlitzky	eja: add random_instance() for BilinearFormEJA.	blob \| commitdiff \| raw \| diff to current
2020-11-22	Michael Orlitzky	eja: alter BilinearFormEJA to take only a matrix argument.	blob \| commitdiff \| raw \| diff to current
2020-11-21	Michael Orlitzky	eja: minor improvement to the algebra one() method.	blob \| commitdiff \| raw \| diff to current
2020-11-21	Michael Orlitzky	eja: move the TrivialEJA random_instance() into an...	blob \| commitdiff \| raw \| diff to current
2020-11-20	Michael Orlitzky	eja: make _max_random_instance_size() abstract.	blob \| commitdiff \| raw \| diff to current
2020-11-20	Michael Orlitzky	eja: rename _max_test_case_size() -> _max_random_instan...	blob \| commitdiff \| raw \| diff to current
2020-11-13	Michael Orlitzky	eja: add inner_product() for DirectSumEJA.	blob \| commitdiff \| raw \| diff to current
2020-11-13	Michael Orlitzky	eja: add inclusion maps for DirectSumEJA.	blob \| commitdiff \| raw \| diff to current
2020-11-13	Michael Orlitzky	eja: add projections for DirectSumEJA.	blob \| commitdiff \| raw \| diff to current
2020-11-10	Michael Orlitzky	eja: unindent a large "else" clause.	blob \| commitdiff \| raw \| diff to current
2020-11-10	Michael Orlitzky	eja: fix base ring of fast _charpoly_coefficients().	blob \| commitdiff \| raw \| diff to current
2020-11-10	Michael Orlitzky	eja: begin generalizing the charpoly-over-QQ optimizations.	blob \| commitdiff \| raw \| diff to current
2020-11-10	Michael Orlitzky	eja: split "check" args into check_field and check_axioms.	blob \| commitdiff \| raw \| diff to current
2020-11-09	Michael Orlitzky	eja: improve how we get the "real part" of a possibly...	blob \| commitdiff \| raw \| diff to current
2020-11-09	Michael Orlitzky	eja: enable consistency checks by default in (non-eleme...	blob \| commitdiff \| raw \| diff to current
2020-11-09	Michael Orlitzky	eja: pass check=False for known-good constructions.	blob \| commitdiff \| raw \| diff to current
2020-11-09	Michael Orlitzky	eja: pass check=False in the fast charpoly_coefficients...	blob \| commitdiff \| raw \| diff to current
2020-11-09	Michael Orlitzky	eja: use fuzzy equality test with inexact base rings.	blob \| commitdiff \| raw \| diff to current
2020-11-09	Michael Orlitzky	eja: check that the multiplication table is square...	blob \| commitdiff \| raw \| diff to current
2020-11-09	Michael Orlitzky	eja: check EJA properties with check=True.	blob \| commitdiff \| raw \| diff to current
2020-11-08	Michael Orlitzky	eja: add DirectSumEJA constructor (and not much else).	blob \| commitdiff \| raw \| diff to current
2020-11-08	Michael Orlitzky	eja: add a link to a trac ticket in random_element().	blob \| commitdiff \| raw \| diff to current
2020-11-08	Michael Orlitzky	eja: make random_element() more random.	blob \| commitdiff \| raw \| diff to current
2020-11-07	Michael Orlitzky	eja: add orthogonality examples/tests for the Peirce...	blob \| commitdiff \| raw \| diff to current
2020-11-07	Michael Orlitzky	eja: add "of" to the algebra characteristic_polynomial...	blob \| commitdiff \| raw \| diff to current
2020-11-07	Michael Orlitzky	eja: let random_eja() return zero-dimensional algebras...	blob \| commitdiff \| raw \| diff to current
2020-11-06	Michael Orlitzky	eja: make all tests work in trivial algebras.	blob \| commitdiff \| raw \| diff to current
2020-11-06	Michael Orlitzky	eja: document why an a[0] access is safe.	blob \| commitdiff \| raw \| diff to current
2020-11-05	Michael Orlitzky	eja: allow matrix algebras of "size" zero.	blob \| commitdiff \| raw \| diff to current
2020-11-04	Michael Orlitzky	eja: fix the fast matrix _charpoly_coefficients() method.	blob \| commitdiff \| raw \| diff to current
2020-11-04	Michael Orlitzky	eja: speed up _charpoly_coefficients when rank is cached.	blob \| commitdiff \| raw \| diff to current
2020-11-04	Michael Orlitzky	eja: remove more vestigial charpoly stuff.	blob \| commitdiff \| raw \| diff to current
2020-11-04	Michael Orlitzky	eja: simplify and unify the charpoly/rank stuff.	blob \| commitdiff \| raw \| diff to current
2020-11-04	Michael Orlitzky	eja: replace rank computation with length of charpoly...	blob \| commitdiff \| raw \| diff to current
2020-11-03	Michael Orlitzky	eja: get rid of the KnownRankEJA class.	blob \| commitdiff \| raw \| diff to current
2020-11-03	Michael Orlitzky	eja: reimplement random_eja() without KnownRankEJA.	blob \| commitdiff \| raw \| diff to current
2020-11-03	Michael Orlitzky	eja: fix tests and pre-cache ranks.	blob \| commitdiff \| raw \| diff to current
2020-11-03	Michael Orlitzky	eja: replace the rank accessor with the full computation.	blob \| commitdiff \| raw \| diff to current
2020-11-01	Michael Orlitzky	eja: use now somewhat-proven and fast rank computation.	blob \| commitdiff \| raw \| diff to current
2020-10-28	Michael Orlitzky	eja: add two more experimental rank computations.	blob \| commitdiff \| raw \| diff to current
2020-10-23	Michael Orlitzky	eja: add voodoo _rank_computation() method for EJAs.	blob \| commitdiff \| raw \| diff to current
2020-10-19	Michael Orlitzky	eja: drop the a_jordan_frame() method on EJAs.	blob \| commitdiff \| raw \| diff to current
2020-10-11	Michael Orlitzky	eja: make AA the default field because everything cool...	blob \| commitdiff \| raw \| diff to current
2020-10-11	Michael Orlitzky	mjo/eja/eja_algebra.py: fix unimportant left/right...	blob \| commitdiff \| raw \| diff to current
2020-10-11	Michael Orlitzky	eja: ignore errors more specifically in a_jordan_frame().	blob \| commitdiff \| raw \| diff to current
2020-10-11	Michael Orlitzky	eja: rename orthogonal_idempotents() to a_jordan_frame().	blob \| commitdiff \| raw \| diff to current
2020-10-11	Michael Orlitzky	mjo/eja/eja_algebra.py: add WIP orthogonal_idempotents...	blob \| commitdiff \| raw \| diff to current
2020-06-09	Michael Orlitzky	eja: implement JordanSpinEJA with BilinearFormEJA.	blob \| commitdiff \| raw \| diff to current
2020-06-09	Michael Orlitzky	eja: make a BilinearFormEJA test do what it says.	blob \| commitdiff \| raw \| diff to current
2020-06-09	Michael Orlitzky	eja: re-disable base ring to algebra coercion.	blob \| commitdiff \| raw \| diff to current
2020-06-08	Michael Orlitzky	eja: new half-baked BilinearFormEJA class.	blob \| commitdiff \| raw \| diff to current
2020-06-08	Michael Orlitzky	eja: fix the docs for the spin algebra multiplication.	blob \| commitdiff \| raw \| diff to current
2019-12-27	Michael Orlitzky	eja: rename RealCartesianProductEJA -> HadamardEJA.	blob \| commitdiff \| raw \| diff to current
2019-12-08	Michael Orlitzky	eja: listify map/zip results for python-3.x compatibility.	blob \| commitdiff \| raw \| diff to current
2019-12-07	Michael Orlitzky	mjo: replace xrange() with range() for python-3.x compa...	blob \| commitdiff \| raw \| diff to current
2019-12-07	Michael Orlitzky	eja: use zip() instead of izip(), which doesn't exist...	blob \| commitdiff \| raw \| diff to current
2019-11-10	Michael Orlitzky	eja: fix the Peirce decomposition and add docs/tests...	blob \| commitdiff \| raw \| diff to current
2019-11-10	Michael Orlitzky	eja: start experimenting with single-element Peirce...	blob \| commitdiff \| raw \| diff to current
2019-10-15	Michael Orlitzky	eja: add a new TrivialEJA class and some tests for it.	blob \| commitdiff \| raw \| diff to current
2019-10-15	Michael Orlitzky	eja: simplify the algebra charpoly method a bit.	blob \| commitdiff \| raw \| diff to current
2019-10-15	Michael Orlitzky	eja: fix a rank test to work on trivial algebras.	blob \| commitdiff \| raw \| diff to current
2019-10-14	Michael Orlitzky	eja: define subalgebra_generated_by() to contain the...	blob \| commitdiff \| raw \| diff to current
2019-10-14	Michael Orlitzky	eja: remove obsolete workaround for SageMath trac ticke...	blob \| commitdiff \| raw \| diff to current
2019-08-30	Michael Orlitzky	eja: allow random_eja() to take a "field" argument.	blob \| commitdiff \| raw \| diff to current
2019-08-30	Michael Orlitzky	eja: add "check" parameter to check if our field is...	blob \| commitdiff \| raw \| diff to current
2019-08-30	Michael Orlitzky	eja: ensure that we can construct quaternion matrices...	blob \| commitdiff \| raw \| diff to current
2019-08-30	Michael Orlitzky	eja: fix ComplexHermitianEJA over AA and RR.	blob \| commitdiff \| raw \| diff to current
2019-08-30	Michael Orlitzky	eja: simplify the way we do field extensions.	blob \| commitdiff \| raw \| diff to current
2019-08-29	Michael Orlitzky	eja: ensure that we can construct RealSymmetricEJA...	blob \| commitdiff \| raw \| diff to current
2019-08-29	Michael Orlitzky	eja: reword a comment.	blob \| commitdiff \| raw \| diff to current
2019-08-29	Michael Orlitzky	Revert "eja: always use the rationals for denormalized...	blob \| commitdiff \| raw \| diff to current
2019-08-29	Michael Orlitzky	eja: fix a copy/paste-o.	blob \| commitdiff \| raw \| diff to current
2019-08-29	Michael Orlitzky	eja: ensure that we get a polynomial over the right...	blob \| commitdiff \| raw \| diff to current
2019-08-29	Michael Orlitzky	eja: convert back the the starting field after quaterni...	blob \| commitdiff \| raw \| diff to current
2019-08-29	Michael Orlitzky	eja: always use the rationals for denormalized bases.	blob \| commitdiff \| raw \| diff to current
2019-08-29	Michael Orlitzky	eja: remove an unused is_Matrix import.	blob \| commitdiff \| raw \| diff to current
2019-08-27	Michael Orlitzky	eja: fix incorrect usage of "Jordan axiom" -- I meant...	blob \| commitdiff \| raw \| diff to current
2019-08-26	Michael Orlitzky	eja: introduce an intermediate class for "concrete...	blob \| commitdiff \| raw \| diff to current
2019-08-26	Michael Orlitzky	eja: refactor the matrix EJA hierarchy (mainly construc...	blob \| commitdiff \| raw \| diff to current
2019-08-26	Michael Orlitzky	eja: simplify two subclass docstrings.	blob \| commitdiff \| raw \| diff to current
2019-08-26	Michael Orlitzky	eja: use izip() instead of zip() in a few places.	blob \| commitdiff \| raw \| diff to current
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