Found 49 Documents (Results 1–49)
Projections and angle sums of belt polytopes and permutohedra. (English) Zbl 1528.52005
Reviewer: Geir Agnarsson (Fairfax)
Lah distribution: Stirling numbers, records on compositions, and convex hulls of high-dimensional random walks. (English) Zbl 1526.60012
Reviewer: Ping Sun (Shenyang)
Cellularization for exceptional spherical space forms and the flag manifold of \(\mathsf{SL}_3 (\mathbb{R})\). (English) Zbl 1502.57016
Reviewer: Karl Heinz Dovermann (Honolulu)
Positive hulls of random walks and bridges. (English) Zbl 1486.52008
Reviewer: Rolf Schneider (Freiburg im Breisgau)
Separable elements: linear extensions, graph associahedra, and splittings of Weyl groups. (English) Zbl 1447.05006
Lattice points in the Newton polytopes of key polynomials. (English) Zbl 1514.52012
Reviewer: Mathieu Dutour Sikirić (Zagreb)
The spectrum of the Laplacian in a domain bounded by a flexible polyhedron in \(\mathbb{R}^d\) does not always remain unaltered during the flex. (English) Zbl 1440.52019
Shellability of posets of labeled partitions and arrangements defined by root systems. (English) Zbl 1422.05108
Explicit construction of the Voronoi and Delaunay cells of \(W(A_n)\) and \(W(D_n)\) lattices and their facets. (English) Zbl 1444.82023
MSC:
82D25
Alcoved polytopes. II. (English) Zbl 1414.52007
Kac, Victor G. (ed.) et al., Lie groups, geometry, and representation theory. A tribute to the life and work of Bertram Kostant. Cham: Birkhäuser. Prog. Math. 326, 253-272 (2018).
Schubert polynomials as integer point transforms of generalized permutahedra. (English) Zbl 1443.05179
Convex hulls of random walks: expected number of faces and face probabilities. (English) Zbl 1377.52007
Standard parabolic subsets of highest weight modules. (English) Zbl 1415.17008
Trans. Am. Math. Soc. 369, No. 4, 2363-2394 (2017); erratum ibid. 369, No. 4, 3015-3015 (2017).
Vertex barycenter of generalized associahedra. (English) Zbl 1316.52022
Reviewer: Gaiane Panina (St. Petersburg)
On the construction of highly symmetric tight frames and complex polytopes. (English) Zbl 1282.42029
Quaternionic construction of the \(W(F_{4})\) polytopes with their dual polytopes and branching under the subgroups \(W(B_{4})\) and \(W(B_{3})\times W(A_{1})\). (English) Zbl 1282.52012
Reviewer: Victor Alexandrov (Novosibirsk)
Minimal half-spaces and external representation of tropical polyhedra. (English) Zbl 1218.52001
Reviewer: Serge Lawrencenko (Moskva)
Equivariant Ehrhart theory. (English) Zbl 1218.52014
Reviewer: Oleg Karpenkov (Graz)
Permutahedra and generalized associahedra. (English) Zbl 1233.20035
Reviewer: Robert Marsh (Leeds)
Catalan solids derived from three-dimensional-root systems and quaternions. (English) Zbl 1310.51019
Representations of the Renner monoid. (English) Zbl 1186.20051
Reviewer: Huang Wenxue (Scarborough)
The eigencone and saturation for Spin(8). (English) Zbl 1188.20045
Reviewer: Christopher P. Bendel (Menomonie)
Polygon dissections and some generalizations of cluster complexes. (English) Zbl 1105.52009
Reviewer: Margaret M. Bayer (Lawrence)
Gauss-type curvatures and tubes for polyhedral surfaces. (English) Zbl 1084.52009
Reviewer: Anatoliy Milka (Kharkov)
Möbius function on cross-section lattices. (English) Zbl 1054.20048
Reviewer: Huang Wenxue (Scarborough)
Lattice polytopes associated to certain Demazure modules of \(sl_{n+1}\). (English) Zbl 0966.17004
Reviewer: Barbara Baumeister (Halle)
A construction of \(H_4\) without miracles. (English) Zbl 0941.20058
Reviewer: A.Janner (Nijmegen)
The honeycomb model of \(\text{GL}_n(\mathbb C)\) tensor products. I: Proof of the saturation conjecture. (English) Zbl 0944.05097
Reviewer: Vesselin Drensky (Sofia)
The number of lattice points in alcoves and the exponents of the finite Weyl groups. (English) Zbl 0918.20033
Reviewer: Chiu Sen (Shanghai)
An exceptional solid. (English) Zbl 0860.51016
Craveiro de Carvalho, Francisco José (ed.), Days on topology and geometry, Coimbra, Portugal, May 21, 1996. Coimbra: Universidade de Coimbra, Dept. Mat. Textos Mat., Sér. B. 10, 24-26 (1996).
Reviewer: H.Martini (Chemnitz)
Geometric representations of the maximal subgroups of the Gosset group. (English) Zbl 0838.20046
Reviewer: R.Wilson (Birmingham)
Combinatorial theory and related topics. Proceedings of a symposium held at the Research Institute for Mathematical Sciences, Kyoto University, Kyoto, Japan, March 14-17, 1990. (Japanese) Zbl 0784.05003
An integer version of Weyl’s theorem. (English) Zbl 0692.52004
Reviewer: J.-E.Martinez-Legaz
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