Found 203 Documents (Results 1–100)
Weyl algebras for quantum homogeneous spaces. (English) Zbl 1541.14067
Reviewer: Mee Seong Im (Annapolis)
On the symmetric 2-\((v, k, \lambda)\) designs with a flag-transitive point-imprimitive automorphism group. (English) Zbl 1541.05015
On singularity and normality of regular nilpotent Hessenberg varieties. (English) Zbl 1539.14110
Reviewer: Mee Seong Im (Annapolis)
Toward cohomology rings of intersections of Peterson varieties and Richardson varieties. (English) Zbl 07828242
Quantum \(K\)-theory Chevalley formulas in the parabolic case. (English) Zbl 1534.14056
Reviewer: Mee Seong Im (Annapolis)
On \(T\)-invariant subvarieties of symplectic Grassmannians and representability of rank 2 symplectic matroids over \(\mathbb{C}\). (English) Zbl 1540.14100
Semiorthogonal decomposition via categorical action. (English) Zbl 1533.14043
Reviewer: Edmund Heng (Bures-sur-Yvette)
Toric degenerations of partial flag varieties and combinatorial mutations of matching field polytopes. (English) Zbl 1529.14028
Reviewer: Thanh Vu (Hà Nội)
A Gröbner basis for Schubert patch ideals. (English) Zbl 1537.13026
Reviewer: Michela Ceria (Bari)
The isomorphism problem for Grassmannian Schubert varieties. (English) Zbl 1531.14055
Reviewer: S. Senthamarai Kannan (Chennai)
Geometric structure of affine Deligne-Lusztig varieties for \(\mathrm{GL}_3\). (English) Zbl 1517.14035
Reviewer: Enrico Jabara (Venezia)
Minuscule Schubert varieties of exceptional type. (English) Zbl 1508.14055
Reviewer: Chenyu Bai (Paris)
Coordinate sections of generic Hankel matrices. (English) Zbl 1514.13009
Reviewer: Dipankar Ghosh (Kharagpur)
On certain Hochschild cohomology groups for the small quantum group. (English) Zbl 1511.17032
Reviewer: Jörg Feldvoss (Mobile)
Nested fibre bundles in Bott-Samelson varieties. (English) Zbl 1495.14073
Reviewer: Felipe Zaldívar (Ciudad de México)
Characteristic classes of Borel orbits of square-zero upper-triangular matrices. (English) Zbl 1487.14117
Reviewer: Richárd Rimányi (Chapel Hill)
On the vertex operator representation of Lie algebras of matrices. (English) Zbl 1487.14104
Reviewer: Letterio Gatto (Torino)
\(B_{n -1}\)-bundles on the flag variety. I. (English) Zbl 1495.14070
Reviewer: Alessandro Ruzzi (Montreuil)
Hyperdeterminants from the \(E_8\) discriminant. (English) Zbl 1484.14094
Reviewer: Rick Rischter (Itajubá)
Explicit projective embeddings of standard opens of the Hilbert scheme of points. (English) Zbl 1482.14002
Reviewer: Cristina Bertone (Torino)
Bases of the intersection cohomology of Grassmannian Schubert varieties. (English) Zbl 1483.14095
Reviewer: Cenap Özel (İzmir)
Affine open covering of the quantized flag manifolds at roots of unity. (English) Zbl 1490.17023
Reviewer: Alessandro Ruzzi (Montreuil)
On the loci of morphisms from \(\mathbb{P}^1\) to \(G(r,n)\) with fixed splitting type of the restricted universal sub-bundle or quotient bundle. (English) Zbl 1467.14085
Reviewer: Scott Nollet (Fort Worth)
A computer algorithm for the BGG resolution. (English) Zbl 1471.17037
Reviewer: Pasha Zusmanovich (Ostrava)
An identity involving symmetric polynomials and the geometry of Lagrangian Grassmannians. (English) Zbl 1444.14088
A positive combinatorial formula for symplectic Kostka-Foulkes polynomials. I: Rows. (English) Zbl 1452.05188
Sects. (English) Zbl 1462.14052
Reviewer: Andrzej Weber (Warszawa)
Toric degenerations of Grassmannians and Schubert varieties from matching field tableaux. (English) Zbl 1453.14119
Representation ring of Levi subgroups versus cohomology ring of flag varieties. II. (English) Zbl 1451.14145
On the complex Cayley Grassmannian. (English) Zbl 1471.14105
Reviewer: Can Mahir Bilen (New Orleans)
Double Grothendieck polynomials for symplectic and odd orthogonal Grassmannians. (English) Zbl 1430.05130
Cohomological characterization of universal bundles of \(\mathbb{G}(1, n)\). (English) Zbl 1427.15029
Reviewer: Branislav Prvulovic (Belgrade)
Higher-order congruence relations on affine moment graphs: the subgeneric case. (English) Zbl 1461.17012
Calabi-Yau metrics on canonical bundles of complex flag manifolds. (English) Zbl 1408.14042
Reviewer: Andreas Arvanitoyeorgos (Patras)
The singular locus of semisimple Hessenberg varieties. (English) Zbl 1431.14037
Reviewer: Yin Chen (Changchun)
On differential operators on complete symmetric varieties of type \(A_1\) and \(A_2\). (English) Zbl 1425.14038
Reviewer: Mee Seong Im (New Windsor)
Newton-Okounkov bodies for Bott-Samelson varieties and string polytopes for generalized Demazure modules. (English) Zbl 1467.17009
Reviewer: Euiyong Park (Seoul)
Vector fields on \(\mathfrak{osp}_{2m | 2n}(\mathbb{C})\)- and \(\pi \mathfrak{sp}_n(\mathbb{C})\)-flag supermanifolds. (English) Zbl 1430.17073
The Cayley Grassmannian. (English) Zbl 1423.14293
Tropical critical points of the superpotential of a flag variety. (English) Zbl 1419.14087
Reviewer: Keyvan Yaghmayi (Salt Lake City)
MSC:
14T05
14M15
On the intersection pairing between cycles in \(\mathrm{SU}(p,q)\)-flag domains and maximally real Schubert varieties. (English) Zbl 1401.14204
MSC:
14M15
Classical sheaf cohomology rings on Grassmannians. (English) Zbl 1401.14208
MSC:
14M15
14F05
Ulrich Schur bundles on flag varieties. (English) Zbl 1358.14032
Reviewer: Edoardo Ballico (Povo)
Another strongly exceptional collection of coherent sheaves on a Grassmannian. (English) Zbl 1368.14030
MSC:
14F05
14M15
Tangent cones to Schubert varieties in types \(A_{n}\), \(B_{n}\) and \(C_{n}\). (English) Zbl 1346.14117
Reviewer: Shrawan Kumar (Chapel Hill)
Total positivity, Schubert positivity, and geometric Satake. (English) Zbl 1352.14038
Reviewer: Letterio Gatto (Torino)
Hasse principle for hermitian spaces over semi-global fields. (English) Zbl 1342.11048
Reviewer: Andrew Dolphin (Antwerpen)
On general fibers of Gauss maps in positive characteristic. (English) Zbl 1331.14052
Reviewer: Ragni Piene (Oslo)
Root-theoretic Young diagrams and Schubert calculus: planarity and the adjoint varieties. (English) Zbl 1348.14119
Reviewer: Cenap Özel (Bolu)
Support varieties of line bundle cohomology groups for \(SL_3(k)\). (English) Zbl 1343.20048
Reviewer: Christopher P. Bendel (Menomonie)
GKM theory for \(p\)-compact groups. (English) Zbl 1309.57029
Reviewer: Cenap Özel (Bolu)
Eigenvalue coincidences and \(K\)-orbits. I. (English) Zbl 1303.14057
Reviewer: Alessandro Ruzzi (Roma)
Components of Springer fibers for the exceptional groups \(G_2\) and \(F_4\). (English) Zbl 1310.22011
Reviewer: Uberto Cattaneo (Maggia)
Invariants, exponents and formal group laws. (English) Zbl 1303.14053
Reviewer: Xiao Xiao (Utica)
The mirabolic Hecke algebra. (English) Zbl 1310.20007
Reviewer: Hu Jun (Beijing)
Decorations on geometric crystals and monomial realizations of crystal bases for classical groups. (English) Zbl 1370.17022
Dimension of zero weight space: an algebro-geometric approach. (English) Zbl 1300.22008
Reviewer: Christopher P. Bendel (Menomonie)
Cohomology of affine Deligne-Lusztig varieties for \(\mathrm{GL}_2\). (English) Zbl 1298.14024
Reviewer: Alessandro Ruzzi (Roma)
Unimodality of the distribution of Betti numbers for some Springer fibers. (English) Zbl 1376.17031
Reviewer: Kavita Sutar (Siruseri Chennai)
Quantum cohomology of the odd symplectic Grassmannian of lines. (English) Zbl 1284.14078
Reviewer: Johannes Walcher (Montréal)
An example of orthogonal triple flag variety of finite type. (English) Zbl 1332.22017
Reviewer: Alan Koch (Decatur)
Schubert varieties in twisted affine flag varieties and local models. (English) Zbl 1315.14066
MSC:
14M15
Embeddings of semisimple complex Lie groups and cohomological components of modules. (English) Zbl 1279.22019
Reviewer: Uberto Cattaneo (Maggia)
Quantum analogues of Richardson varieties in the Grassmannian and their toric degeneration. (English) Zbl 1279.16029
The exotic Robinson-Schensted correspondence. (English) Zbl 1273.14093
Reviewer: Kyo Nishiyama (Aoyama)
\(K\)-orbits on \(G/B\) and Schubert constants for pairs of signed shuffles in types \(C\) and \(D\). (English) Zbl 1282.14084
Reviewer: Valentina Kiritchenko (Moskva)
Pattern characterization of rationally smooth affine Schubert varieties of type \(A\). (English) Zbl 1273.14099
Reviewer: Benjamin Schmidt (Columbus)
Affine Deligne-Lusztig varieties associated to additive affine Weyl group elements. (English) Zbl 1257.20042
Reviewer: L. N. Vaserstein (University Park)
Total positivity criteria for partial flag varieties. (English) Zbl 1279.14061
Reviewer: Xueqing Chen (Whitewater)
Components of Springer fibers associated to closed orbits for the symmetric pairs \((Sp(2n),GL(n))\) and \((O(n),O(p)\times O(q))\). I. (English) Zbl 1254.22007
Reviewer: Uberto Cattaneo (Maggia)
Components of Springer fibers associated to closed orbits for the symmetric pairs \((Sp(2n), GL(n))\) and \((O(n), O(p) \times O(q))\). II. (English) Zbl 1253.22009
Reviewer: Uberto Cattaneo (Maggia)
Singularities of duals of Grassmannians. (English) Zbl 1244.14039
Reviewer: Vladimir L. Popov (Moskva)
Symmetric subgroup actions on isotropic Grassmannians. (English) Zbl 1235.14042
Reviewer: Emre Coskun (Mumbai)
Schubert complexes and degeneracy loci. (English) Zbl 1242.13017
Reviewer: Nicolae Manolache (Bucureşti)
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