Results 41 to 50 of about 73 (73)

Borel-type presentation of the torus-equivariant quantum K-ring of flag manifolds of type C

open access: yesForum of Mathematics, Sigma
We give a presentation of the torus-equivariant (small) quantum K-ring of flag manifolds of type C as an explicit quotient of a Laurent polynomial ring; our presentation can be thought of as a quantization of the classical Borel presentation of the ...
Takafumi Kouno, Satoshi Naito
doaj   +1 more source

Vector bundles on rational homogeneous spaces. [PDF]

open access: yesAnn Mat Pura Appl, 2021
Du R, Fang X, Gao Y.
europepmc   +1 more source

Characteristic numbers and chromatic polynomial of a tensor

open access: yesForum of Mathematics, Sigma
We introduce the characteristic numbers and the chromatic polynomial of a linear subspace of matrices, or equivalently of a tensor. Our approach generalizes and unifies the chromatic polynomial of a graph and of a matroid, characteristic numbers of ...
Austin Conner, Mateusz Michalek
doaj   +1 more source

The quasisymmetric flag variety: A toric complex on noncrossing partitions

open access: yesForum of Mathematics, Pi
We develop the geometric theory of equivariant quasisymmetry via a new “quasisymmetric flag variety.” This is a toric complex in the flag variety whose fixed point set is the set of (algebraic) noncrossing partitions, and whose cohomology ring is the ...
Nantel Bergeron   +4 more
doaj   +1 more source

Miura opers and critical points of master functions

open access: yesOpen Mathematics, 2005
Mukhin Evgeny, Varchenko Alexander
doaj   +1 more source

Elliptic curves on spinor varieties

open access: yesOpen Mathematics, 2012
Perrin Nicolas
doaj   +1 more source

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