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Ticket Summary Status Owner Type Priority Milestone
#3368 bug in CartesianProduct new mhansen defect major sage-5.10
#6629 Implement the abstract ring of multivariate polynomials, with several bases (Schur schubert, ...) new VivianePons defect major sage-5.10
#7983 Notion of descent/major index in tableau.py is not mathematically standard needs_work sage-combinat defect major
#8139 Can not compute (very) high power of WordMorphism new sage-combinat defect major sage-5.10
#8322 on sage.combinat.tableau.insert_word() , parameter left= is broken (fix provided) new somebody defect major sage-5.10
#8386 enhanced version of iet needs_work vdelecroix defect major sage-5.10
#8388 pickle the paths of Rauzy diagrams needs_review vdelecroix defect major sage-5.10
#8822 Bug in Family constructor new hivert defect major sage-5.10
#9831 Permutation(list) should check its input (?) needs_work sage-combinat defect major sage-5.10
#9890 A proper random_element() method for PerfectMatchings positive_review sage-combinat defect major sage-5.10
#10084 Lazy power series are created with incorrect order needs_work sage-combinat defect major sage-5.10
#10085 The gen() method for power series over power series works incorrectly new sage-combinat defect major sage-5.10
#10086 Coercion works incorrectly for power series over power series new sage-combinat defect major sage-5.10
#10227 change_labels for sum species structure does not actually change the labels needs_review hivert defect major sage-5.10
#10358 The sloane_find command is now completely broken new tmonteil defect critical sage-5.10
#11284 Document all options of Poset.show and Poset.plot new sage-combinat defect major sage-5.10
#11814 Segmentation fault in dlx_solver new sage-combinat defect critical sage-5.10
#12048 FiniteEnumeratedSet creates elements that don't inherit from Element needs_work sage-combinat defect major sage-5.10
#12180 is_directed_acyclic(certificate=True) doesn't always give an ordering back needs_work tbd defect major sage-duplicate/invalid/wontfix
#12278 misleading (outdated) docstring in partitions_restricted new sage-combinat defect minor sage-5.10
#12364 ValueError + AttributeError when calling layout_graphviz on a Hasse diagram new sage-combinat defect major sage-5.10
#12525 SFAHomogeneous does not work with RealField new sage-combinat defect major sage-5.10
#12648 Species do not support renaming new sage-combinat defect minor sage-5.10
#12649 Bug in initialisation of species new sage-combinat defect major sage-5.10
#12804 infinite loop in find method of a finite word needs_info sage-combinat defect major sage-5.10
#12848 Bug in order_ideal_complement_generators: 'down' needs_review sage-combinat defect major sage-5.10
#12867 random_element for Words is broken new sage-combinat defect major sage-5.10
#12941 Cache should be cleared on cloning new hivert defect major sage-5.10
#13413 fix integer overflow (?) in conversion of powersums to Schur functions new sage-combinat defect major sage-5.10
#13433 Lazy power series: fix bad handling of base ring and categorification needs_review hivert defect major sage-5.10
#13695 Subsets(1)[x] behaves strangely for x in SR new sage-combinat defect major sage-5.10
#13700 fix non-crystallographic "example" of Dynkin diagram new sage-combinat defect minor sage-5.10
#13707 word string representation is sometimes ambigous new slabbe defect minor sage-5.10
#13735 Fixing a bug in sage.misc.misc.coeff_repr needs_work sage-combinat defect major sage-5.10
#13749 IntegerListsLex has finite issues new sage-combinat defect major sage-5.10
#13774 Irreducible Cartan types created as reducibles needs_review joyner defect minor sage-5.10
#13776 fix Element Constructor in CombinatorialFreeModule new chrisjamesberg defect major sage-5.10
#13814 LazyFamily.__eq__ gives false positives. needs_review sage-combinat defect major sage-5.10
#13979 Make CartesianProduct_iter a proper Parent needs_review sage-combinat defect major sage-5.10
#14019 equality is broken for Posets needs_info sage-combinat defect major sage-5.10
#14095 SymmetricGroup as a proper WeylGroup new sage-combinat defect major sage-5.10
#14109 Quasisymmetric_inject_shorthands help file improved new billey defect major sage-5.10
#14124 Minor nitpicks on the docstring for Family new sage-combinat defect trivial sage-5.10
#14147 weyl group orbit of a weight hangs in infinite type new sage-combinat defect major sage-5.10
#14224 `cartesian_product` AssertionError new sage-combinat defect major sage-5.10
#14260 Casting a standard tableau as a tableau needs_review sage-combinat defect major sage-duplicate/invalid/wontfix
#14420 Compositions with min_part=0 induces OOM new sage-combinat defect major sage-5.10
#14432 Hash broken for unions, intersections, differences, and symmetric differences of sets needs_work sage-combinat defect minor sage-5.10
#14564 BinaryTree().graph() falsely claims that the graph has 0 vertices needs_info tbd defect minor sage-5.10
#14572 Shouldn't the attacking_pairs method live in Partitions, not in Tableaux? new sage-combinat defect minor sage-5.10
#297 Upgrade polymake and/or make it an optional spkg new mabshoff enhancement minor sage-5.10
#1909 Create a "partition" function like Mathematica has new mhansen enhancement major sage-5.10
#2215 [with patch, needs work] if p is a permutation, matrix(p) should call p.to_matrix() needs_work mhansen enhancement minor sage-5.10
#2312 add support for braclets, necklaces, and Lyndon words, of a fixed length new mhansen enhancement minor sage-5.10
#3389 CartesianProduct infinite sequences new mhansen enhancement minor sage-5.10
#4355 Port latex/asciiArt output for tableaux and all friends from MuPAD-Combinat new mhansen enhancement major sage-5.10
#5288 [with patch, not ready for review] cython gray code iterator for k-combinations of a set needs_work mhansen enhancement major sage-5.10
#5458 Refactor set partitions with a single entry points in global name space for the various cartan types new mhansen enhancement minor sage-5.10
#6095 [with patch; needs work] implement sloane sequence: A060302 (digits of (pi^4+pi^5))^(1/6) needs_work mhansen enhancement major sage-5.10
#6484 sage.combinat.ranker improvements new nthiery enhancement major sage-5.10
#6637 standardize the interface to TransitiveIdeal and friends new mhansen enhancement major sage-5.10
#6638 Implement a way to import default shortcuts, say from SymmetricFunctions(QQ) new mhansen enhancement major
#6641 [with patch, needs work] switch the poset antichains method to use GenericBacktracker and add antichains_iterator. needs_work saliola enhancement major sage-5.10
#6889 Algebra of multivariate polynomials invariant under the action of a permutation group new nborie enhancement major sage-5.10
#7422 New Incidence Structure and Block Design constructions needs_work enhancement major
#7477 Matroids needs_review jkantor enhancement major sage-5.10
#7642 Add an implementation of LCA to sage.combinat.words.suffix_trees needs_work enhancement major
#7922 Categories for Weyl character rings and weight rings (was: pickling fails in WeightRing) new bump enhancement major sage-5.10
#8016 graph_editor(p) should work for p a poset new sage-combinat enhancement major sage-wishlist
#8287 The _check used for creation of words makes it slower needs_work slabbe enhancement major sage-5.10
#8361 Add an __iter__ method for IntegerVectors needs_work sage-combinat enhancement minor sage-5.10
#8392 Implement RSK for generalized permutations needs_review tscrim enhancement major sage-5.10
#8581 Implement an uniform set for index infinite variable algebraic structure, implement polynomial ring in infinite set of indeterminate with categories, implement the Schubert base ring in y1, y2, y3, ... needs_work nborie enhancement major sage-5.10
#8593 Add Lehmer code of Permutation as an infinite enumerated set needs_work nborie enhancement major sage-5.10
#9285 Challenge: iterating through E8 in 5 minutes new sage-combinat enhancement major sage-wishlist
#9290 Implement Coxeter groups in their geometric representation new sage-combinat enhancement major sage-wishlist
#9291 Constructing a root system / coxeter group from a pair of matrices new sage-combinat enhancement major sage-wishlist
#9292 Parabolic and reflection subgroups of Coxeter groups new sage-combinat enhancement major sage-wishlist
#9558 Make `is_symmetric` method for polynomials or where else useful new sage-combinat enhancement minor sage-5.10
#9806 Constellations needs_work vdelecroix enhancement major sage-5.10
#10193 Create the category of SetsWithGrading needs_work sage-combinat enhancement major sage-5.10
#10194 Set factories needs_info hivert enhancement major sage-5.10
#10305 Add rings for the center of the symmetric group algebras needs_work mguaypaq enhancement minor sage-5.10
#10519 analytic combinatorics: new code for computing asymptotics for multivariate generating functions needs_review sage-combinat enhancement major sage-5.10
#10534 Optimizations for the generation of subwords, subsets and set partitions needs_review vdelecroix enhancement major sage-5.10
#10554 Better support for casual usage of symmetric functions new sage-combinat enhancement major
#10630 Add a multi-partition implementation to sage new pabryan enhancement minor sage-5.10
#10669 Implement MacMahon's partition analysis Omega operator new sage-combinat enhancement major sage-wishlist
#10744 Add Demazure character for elements in WeightRing and plotting for rank 2 root systems new sage-combinat enhancement minor
#10783 Implement dynamic posets new sage-combinat enhancement major
#10819 implementation of the cluster complex needs_work enhancement major sage-5.10
#10930 specializations for symmetric functions new mantepse enhancement minor sage-5.10
#10931 fix relabelling and implement equality of structures of combinatorial species new mantepse enhancement minor
#11010 Implementation of the SubwordComplex as defined by Knutson and Miller needs_review tbd enhancement major sage-5.10
#11109 Implement stable grothendieck polynomials for affine Weyl group elements in type A needs_work sage-combinat enhancement major sage-5.10
#11125 Change .list() to return an immutable object in enumerated sets. new hivert enhancement major
#11187 Implementation of finite reflection groups needs_work tbd enhancement major sage-5.10
#11222 Implementing set compositions new sage-combinat enhancement major
#11254 Using collections.defaultdict for evaluation_dict method for finite words new slabbe enhancement major sage-5.10
#11386 Add a bracelet combinatorial class needs_work nthiery enhancement major sage-5.10
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