Found 75 Documents (Results 1–75)
Bumpless pipe dreams encode Gröbner geometry of Schubert polynomials. (English) Zbl 1522.14064
Reviewer: Richárd Rimányi (Chapel Hill)
A pattern avoidance characterization for smoothness of positroid varieties. (English) Zbl 1518.05206
Regularity of matrix Schubert varieties. (English) Zbl 1512.14025
Reviewer: Mee Seong Im (Annapolis)
MSC:
14M15
Classifying Levi-spherical Schubert varieties. (English) Zbl 1522.14063
Reviewer: Richárd Rimányi (Chapel Hill)
Inequality of a class of near-ribbon skew Schur \(Q\)-functions. (English) Zbl 1522.05496
Reviewer: Jeremy Le Borgne (Rennes)
Wronskians, total positivity, and real Schubert calculus. (English) Zbl 1517.14038
Reviewer: Cenap Özel (Jeddah)
MSC:
14N15
Generalized quantum Yang-Baxter moves and their application to Schubert calculus. (English. French summary) Zbl 1515.05199
Stable sets in flag spheres. (English) Zbl 1515.05214
Smoothness of Schubert varieties indexed by involutions in finite simply laced types. (English) Zbl 1499.14079
Springer fibers and the delta conjecture at \(t=0\). (English. French summary) Zbl 1503.14045
A combinatorial Chevalley formula for semi-infinite flag manifolds and its applications. (English. French summary) Zbl 1505.05144
Separable elements: linear extensions, graph associahedra, and splittings of Weyl groups. (English) Zbl 1447.05006
An action of the cactus group on shifted tableau crystals. (English. French summary) Zbl 1447.05232
Crystal for stable Grothendieck polynomials. (English) Zbl 1472.05153
Reviewer: José Martínez-Bernal (Ciudad de México)
A quotient of the ring of symmetric functions generalizing quantum cohomology. (English) Zbl 1435.05208
Plabic \(R\)-matrices. (English) Zbl 1435.05060
Involution pipe dreams. (English) Zbl 1435.05235
A combinatorial formula for the Ehrhart \(h^\ast\)-vector of the hypersimplex. (English) Zbl 1436.05127
Spanning line configurations. (English) Zbl 1436.05113
Restricting Schubert classes to symplectic Grassmannians using self-dual puzzles. (English) Zbl 1435.14049
MSC:
14M15
The cohomology of abelian Hessenberg varieties and the Stanley-Stembridge conjecture. (English) Zbl 1417.14007
Growth diagrams from polygons in the affine Grassmannian. (English) Zbl 1411.05289
MSC:
05E15
14M15
A representation-theoretic interpretation of positroid classes. (English. French summary) Zbl 1385.05089
From dimers to tensor invariants. (English. French summary) Zbl 1384.05169
A puzzle formula for \(H^\ast_{T\times\mathbb C^{\times}}(T^\ast\mathbb P^n)\). (English) Zbl 1385.05083
Rational lift of the combinatorial \(R\)-matrix. (English. French summary) Zbl 1385.05077
A convolution formula for Tutte polynomials of arithmetic matroids and other combinatorial structures. (English) Zbl 1384.05062
The \(m=1\) amplituhedron and cyclic hyperplane arrangements. (English. French summary) Zbl 1384.05190
Shifted Hecke insertion and \(K\)-theory of \(OG(n,2n+1)\). (English. French summary) Zbl 1384.05159
Torus fixed points in Schubert varieties and normalized median Genocchi numbers. (English) Zbl 1339.05427
On some analogues of descent numbers and major index for the hyperoctahedral group. (English) Zbl 1223.05004
Flag-major index and flag-inversion number on colored words and wreath product. (English) Zbl 1267.05008
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