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Ticket Summary Status Owner Type Priority Milestone
#804 Matrix should not inherit from AlgebraElement new was defect minor sage-5.10
#1755 Hook block matrices into matrix(...) command new was enhancement major sage-5.10
#1758 Simon's variant of LLL reduction new was enhancement major sage-5.10
#1947 Implement homomorphisms between vector spaces *over different fields* new craigcitro enhancement minor sage-5.10
#2705 random_matrix with sparse=True is very slow needs_info was enhancement major sage-5.10
#2816 [with patch, needs work] unify eigen* functions for different matrix classes needs_work was enhancement major sage-5.10
#3048 add generic LU decomposition needs_work jason enhancement minor sage-5.10
#3162 Make echelon_form of matrices over ComplexField use numerically stable algorithms new was enhancement major sage-5.10
#3169 matrix augment and stack should take vectors new was enhancement major sage-5.10
#3424 [with patch, needs work] jordan_form gives incorrect results due to imprecise roots needs_work was defect minor sage-5.10
#3435 physically delete GSL BLAS so that nothing can link against it new mabshoff task major sage-5.10
#3505 change ints to Py_ssize_t in various pickling code in sage/matrix new craigcitro defect minor sage-5.10
#3510 sage charpoly slower than Mma's for small integer (dim <=10) matrices new was enhancement minor sage-5.10
#4207 implement an is_close function for matrices and vectors new was enhancement major sage-5.10
#4789 numerically stable computation of nullspace of RDF/CDF matrices new jason enhancement major sage-5.10
#4834 Return eigenvectors as members of a "normal" space instead of as members of an eigenspace needs_info jason defect major sage-5.10
#4932 fix solve_left_LU for matrix_double_dense, which was totally broken forever (?) needs_info jason defect major sage-5.10
#5110 rewrite diagonal_matrix to be more general new was enhancement major sage-5.10
#5131 regression in free modules -- who broke my __mul__ new was defect major sage-5.10
#5178 [with patch, needs work (doc cleanup)] change LLL_gram to work with Gram matrices with not-necessarily integer entries needs_work was enhancement major sage-5.10
#5383 isinstance(PrincipalIdealDomain) should be replaced with a method .is_principal_ideal_domain() new was defect major sage-5.10
#5506 symbolic vectors class new was enhancement major sage-5.10
#5548 fix that _hnf_mod segfaults sage completely new was defect major sage-5.10
#5667 matrix modified when operation should be rolled back new was defect major sage-5.10
#6337 bug in jordan_form over symbolic ring new was defect major sage-5.10
#6358 use numpy to optimize RDF and CDF solve_right functions new was enhancement major sage-5.10
#6410 [with patch; needs work] optimize creation of diagonal matrices needs_work was enhancement major sage-5.10
#6769 Documentation for vector() does not match behavior new was defect minor sage-5.10
#6923 Matrix numerical approximation converts complex to real new tbd defect major sage-5.10
#7163 right kernel does not respect sparse=True new tbd defect major sage-5.10
#7391 Warn the user of incorrect results when an approximate ill-conditioned matrix is used new was enhancement major sage-5.10
#7392 RDF/CDF matrices should call scipy for rank needs_work was enhancement major sage-5.10
#7516 bug in pickling quotient module over pid needs_info was defect major sage-5.10
#7522 Implement orthogonal complement in vector spaces needs_review was enhancement major sage-5.10
#7602 bug in fpLLL new was defect critical sage-5.10
#7723 Sparse matrices for double fields needs_work jkantor enhancement major sage-5.10
#7989 Minpoly doesn't work for all matrices needs_work was defect major sage-5.10
#7991 Generic matrix testing -- left and right kernel needs_work was defect major sage-5.10
#8072 Kernels of matrices over integral domains are broken new was defect minor sage-5.10
#8143 Efficient Gram-Schmidt new jason, was enhancement major sage-5.10
#8277 Using matrix() to convert between sparse and dense. new hivert defect major sage-5.10
#8308 Make M.entries() an alias for M.list() when M is a matrix new was enhancement minor sage-5.10
#8939 matrix classes for flint polynomials needs_work jason, was enhancement major sage-5.10
#9011 the numpy SVD decomposition docstring is wrong new jason, was defect minor sage-5.10
#10116 norm method does not work for sparse matrices new jason, was defect major sage-5.10
#10123 Update lapack to the latest version which is 3.2.2 new drkirkby enhancement major sage-5.10
#10126 Fix error handing in Matrix_rational_dense._invert_pari() new jason, was enhancement major sage-5.10
#10145 the charpoly method in matrix_integer_dense.pyx contains a note about it being disabled on 64-bit computers, which is just not true new jason, was defect minor sage-5.10
#10262 memory leak in scalar*vector multiplication new jason, was enhancement major sage-5.10
#10501 Deprecate adjoint in favor of adjugate needs_work jason, was task major sage-5.10
#10544 LLL reduced kernel bases are not always correct new jason, was defect major sage-5.10
#10563 improve jordan_form over univariate rational expressions new jason, was enhancement minor sage-5.10
#10577 Deepcopy fails on vectorspaces over GF(2) with inner_product_matrix specified new jason, was defect major sage-5.10
#10606 Trouble with deepcopy of vectorspaces where the inner product matrix is specified new jason, was defect critical sage-5.10
#10613 Trouble coercing a vector directly to a matrix new jason, was defect minor sage-5.10
#10734 Improve matrix_modn_sparse methods for converting to dense and taking submatrices needs_work was enhancement major sage-5.10
#10765 Obliterate sage/matrix/misc.pyx needs_work jason, was task major sage-5.10
#10815 Matrix multiplication and power are very slow needs_info jason, was enhancement critical sage-5.10
#11145 Speed up eigenvectors of symbolic matrices new jason, was defect minor sage-5.10
#11161 New classes for matrices and vectors over Z/NZ with N >= 46341 new jason, was enhancement major sage-5.10
#11248 SVD matrix decomposition may return a non-invertible "unitary" matrix new jason, was defect major sage-5.10
#11286 Speed-up solving linear systems needs_info jason, was enhancement major sage-5.10
#11328 matrix insert row won't take ints new jason, was defect minor sage-5.10
#11364 Cyclic subspaces (aka Krylov subspaces) needs_review jason, was enhancement minor sage-5.10
#11579 Free module equality, comparisons new jason, was defect major sage-5.10
#11581 Sage crashes trying to find kernel of large rational matrices needs_info jason, was defect major sage-5.10
#11596 Cached eigenstuff is mutable needs_work jason, was defect major sage-5.10
#11689 Slow Hermite form when transformation matrix is sought. new jason, was enhancement major sage-5.10
#11699 matrix() command should accept some Matlab-style inputs needs_work enhancement minor sage-5.10
#11772 improving error reporting of random_matrix, and bug fixing needs_work jason, was enhancement major sage-5.10
#11968 bug in documentation of random_matrix new jason, was defect minor sage-5.10
#12050 matrix_integer_dense.LLL: parameters for algorithm NTL:LLL new jason, was defect major sage-5.10
#12051 LLL algorithm not available for matrices over QQ or RR new jason, was enhancement major sage-5.10
#12101 infinite recursion with exp on sparse matrix needs_work jason, was defect major sage-5.10
#12103 Use MeatAxe as an optional back end for dense matrices over `GF(p^n)`, p odd, n>1, `p^n<255` needs_review jason, was defect major sage-5.10
#12162 simplify_full for matrix needs_info jason, was enhancement trivial sage-5.10
#12287 numpy array to matrix does not respect ring spesification new jason, was defect minor sage-5.10
#12348 variable ind has the wrong type in matrix indexing; and why are big sparse matrices so slow to make? new jason, was defect minor sage-5.10
#12354 Preparse matrix literals of the form [a,b;c,d] new jason, was enhancement major sage-5.10
#12359 probabilistic hermite_form recurses instead of loops new jason, was defect major sage-5.10
#12388 add a function to solve CVP new jason, was enhancement major sage-5.10
#12406 solve_left and solve_right should use coercion new jason, was defect major sage-5.10
#12408 Segfault in Sage 4.8 with matrices, generator expressions, and Cython new jason, was defect major sage-5.10
#12514 default behavior of matrix([...]).eigenvectors_right() should be sane new jason, was defect major sage-5.10
#12595 eigenmatrix of complex floating-point matrix is wrong new jason, was defect major sage-5.10
#12646 Make Gram-Schmidt work again new jason, was defect major sage-5.10
#12679 rewrite Matrix_modn_sparse and vector_modn_sparse code so that the modulus is 64-bit on 64-bit platforms new jason, was enhancement major sage-5.10
#12733 norm of symbolic matrices gives an error needs_work jason, was defect major sage-5.10
#12778 Incorrect coercion of matrix elements when from different rings new jason, was defect major sage-5.10
#12865 vector matrix multiply causes segfault needs_info jason, was defect critical sage-5.10
#12887 Optional args in Matrix_Mod submatrix method needs_review jason, was defect minor sage-5.10
#13017 create a large linear algebra thematic tutorial that will be part of the official Sage documentation needs_work jason, was enhancement minor sage-5.10
#13081 Add a numpy() method to all vectors. needs_review jason, was defect major sage-5.10
#13177 optimize matrix_modn_sparse echelon form by implementing switchover to dense linbox echelon new jason, was enhancement major sage-5.10
#13179 Compare matrices consistently for different base rings new jason, was defect major sage-5.10
#13304 Very inefficient scalar multiplication on FreeModule_ambient with somewhat large rank needs_review daniels defect minor sage-5.10
#13321 FreeModule.hom stores its matrix over the wrong ring. new jason, was defect major sage-5.10
#13401 Implement alternative dense internal representation for CombinatorialFreeModule new jason, was enhancement major sage-5.10
#13409 Addition of vectors over a finite field GF(q) with q>2^16 and q odd can be much faster new jason, was enhancement major sage-5.10
#13456 Coercion from numpy matrix to GF() is wrong new jason, was defect major sage-5.10
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