Publications (22)
Essential bases and toric degenerations arising from birational sequences
Xin Fang, Ghislain Fourier, Peter Littelmann
Fusion products and toroidal algebras
Deniz Kus, Peter Littelmann
Symplectic degenerate flag varieties
Evgeny Feigin, Michael Finkelberg, Peter Littelmann
Simplices in Newton-Okounkov bodies and the Gromov width of coadjoint orbits
Xin Fang, Peter Littelmann, Milena Pabiniak
Favourable modules: Filtrations, polytopes, Newton-Okounkov bodies and flat degenerations
Evgeny Feigin, Ghislain Fourier, Peter Littelmann
Zhu's algebra and the $C_2$-algebra in the symplectic and the orthogonal cases
Evgeny Feigin, Peter Littelmann
Richardson Varieties and Equivariant K-Theory
V. Lakshmibai, Peter Littelmann
Degenerate flag varieties and Schubert varieties: a characteristic free approach
Giovanni Cerulli Irelli, Martina Lanini, Peter Littelmann
Algebraization of Frobenius splitting via quantum groups
Shrawan Kumar, Peter Littelmann
PBW filtration and bases for irreducible modules in type $A_n$
Evgeny Feigin, Ghislain Fourier, Peter Littelmann
Adapted algebras and standard monomials
Philippe Caldero, Peter Littelmann
PBW filtration and bases for symplectic Lie algebras
Evgeny Feigin, Ghislain Fourier, Peter Littelmann
Knuth relations, tableaux and MV-cycles
Stéphane Gaussent, Peter Littelmann, An Hoa Nguyen
Equations defining symmetric varieties and affine Grassmannians
Rocco ChirivÃ, Peter Littelmann, Andrea Maffei
Tensor product structure of affine Demazure modules and limit constructions
Ghislain Fourier, Peter Littelmann
Weyl modules, Demazure modules, KR-modules, crystals, fusion products and limit constructions
Ghislain Fourier, Peter Littelmann
PBW--filtration over $\bz$ and compatible bases for $V_\bz(\la)$ in type ${\tt A}_n$ and ${\tt C}_n$
Evgeny Feigin, Ghislain Fourier, Peter Littelmann
Zhu's algebras, $C_2$-algebras and abelian radicals
Boris Feigin, Evgeny Feigin, Peter Littelmann
One-skeleton galleries, the path model and a generalization of Macdonald's formula for Hall-Littlewood polynomials
Stéphane Gaussent, Peter Littelmann
From standard monomial theory to semi-toric degenerations via Newton-Okounkov bodies
Xin Fang, Peter Littelmann
On toric degenerations of flag varieties
Xin Fang, Ghislain Fourier, Peter Littelmann
LS-Galleries, the path model and MV-cycles
Stéphane Gaussent, Peter Littelmann