Some Computations
·
HilbertSeriesS1symplectic.nb
(H.-C. Herbig and C. Seaton)
Implementation on Mathematica of an algorithm to
compute the Hilbert series of the graded algebra of regular functions on the symplectic quotient associated to a unitary circle
representation. The algorithm is described in Section 4 of https://doi.org/10.1080/10586458.2013.863745
.
·
HilbertSeriesS1.nb
(L. E. Cowie, D. Herden, H.-C. Herbig, and C. Seaton)
Implementation on Mathematica of an algorithm
to compute the Hilbert series of the graded algebra of invariants of a generic
circle representation (meaning that the negative weights are distinct). The
algorithm is described in Section 4 of https://doi.org/10.1016/j.jpaa.2018.03.017
.
·
HilbertSeriesSL2.nb
(P. Cayres, D. Herden, H.-C. Herbig, and C. Seaton)
Implementation on Mathematica of an algorithm
to compute the Hilbert series of the graded algebra of invariants of an
arbitrary SL2-representation. The algorithm is described in Section
6 of https://doi.org/10.1142/S0219199719500172
.
·
HilbertSeriesSU2symplectic.nb
(D. Herden, H.-C. Herbig, and C. Seaton)
Implementation on Mathematica of an algorithm to
compute the Hilbert series of the graded algebra of regular functions on the symplectic quotient associated to an arbitrary unitary SU2-representation.
The algorithm is described in Section 3.2 of https://doi.org/10.1142/S0218196720500435
.
·
Hilb_2torus.nb
(D. Herden, H.-C. Herbig, and C. Seaton)
Implementation on Mathematica of an algorithm
to compute the Hilbert series of the graded algebra of regular functions on the
symplectic quotient associated to a representation of
the 2-torus. The algorithm is described in Section 3.3 of https://arxiv.org/abs/2010.01708 .
gam0_2torus.nb (D. Herden, H.-C. Herbig, and C.
Seaton)
Implementation on Mathematica of an algorithm
to compute the first Laurent coefficient of the Hilbert series of the graded
algebra of regular functions on the symplectic
quotient associated to a representation of the 2-torus. The algorithm is
described in Section 4.3 of https://arxiv.org/abs/2010.01708
.
·
max_gradS1.nb (A.
Barringer, H.-C. Herbig, D. Herden, S. Khalid, C. Seaton, and L. Walker)
Implementation on Mathematica of an algorithm
to compute the maximally graded Hilbert series of covariants
of a circle representation. The algorithm is described in a forthcoming paper.
HilbertSeriesO2Degenerate.nb Implementation
on Mathematica of an algorithm
to compute the Hilbert series of covariants of an
O(2)-representation. The algorithm is described in a forthcoming paper.
·
graph_spec.nb and
graph_spec.pdf (C. Farsi, E. Proctor, and C.
Seaton)
Implementation on Mathematica of the
computation of the various graph spectra and graph moves contained in the paper
https://arxiv.org/abs/2010.10769
, including the computation of each spectrum included in Section 5.