Open Problems in

Algebraic Combinatorics

  • Welcome to the OPAC blog!

    September 2, 2019 by

    The OPAC blog is for members of algebraic combinatorics community to share open problems with each other. To submit an entry, please…

  • OPAC Conference 2020

    September 1, 2019 by

    The University of Minnesota will be hosting a conference May 18–22, celebrating Open Problems in Algebraic Combinatorics….

  • Two q,t-symmetry problems in symmetric function theory

    January 12, 2020 by

    Open problems about combinatorial proofs of the symmetry of various two-parameter polynomials coming from algebra.

  • Descent sets for tensor powers

    December 1, 2019 by

    An open problem about understanding combinatorially the characters of the symmetric group acting on tensor powers of representations of a reductive group.

  • The restriction problem

    November 17, 2019 by

    An open problem about the restriction of irreducible general linear group representations to the subgroup of permutation matrices.

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