• On the geometry of border rank algorithms for n x 2 by 2 x 2 matrix multiplication (with N. Ryder)
  • Permanent vs determinant: an exponential lower bound assuming
    symmetry and a potential path towards Valiant's conjecture (with N. Ressayre)
  • On minimal free resolutions and the method of shifted partial derivatives in complexity theory (with K. Kefremenko, H. Schenck and J. Weyman)
  • Abelian Tensors (with Mateusz Michalek)
  • Connections between conjectures of Alon-Tarsi, Hadamard-Howe, and integrals over the special unitary group (with S. Kumar, Discrete Math.)
  • Complexity of linear circuits and geometry (with F. Gesmundo, G. Hauenstein and C. Ikenmeyer, to appear in FOCM)
  • Geometric Complexity Theory: an introduction for geometers (Ann. U. Ferrara special issue 2014)
  • Computer aided methods for lower bounds on the border rank (with G. Hauenstein and C. Ikenmeyer)
  • Explicit tensors of border rank at least 2n-2
  • New lower bounds for the rank of matrix multiplication
  • Padded polynomials, their cousins, and geometric complexity theory (with H. Kadish, to appear in Communications in Algebra)
  • New lower bounds for the border rank of matrix multiplication (with G. Ottaviani)
  • On the third secant variety (with J. Buczynski, to appear in JAC)
  • On the geometry of Tensor Network States (with Y. Qi and K. Ye, QIC, 2012)
  • Equations for secant varieties of Veronese and other varietites (with G. Ottaviani, Annali di Matematica Pura e Applicata, 2013)
  • Fubini-Griffiths-Harris rigidity of homogeneous varieties (with C. Robles, to appear in IMRN)
  • Determinental equations for secant varieties and the Eisenbud-Koh-Stillman conjecture (with J. Buczynski and A. Ginesky, to appear in J. London Math. Soc.)
  • Hypersurfaces with degenerate duals and the Geometric Complexity Theory Program (with L. Manivel and N. Ressayre,  CMH 2013)
  • P versus NP and geometry ( J. Symb. Comp.2010,  MEGA 2009 special issue)
  • Ranks of tensors and a generalization of secant varieties (with J. Buczynski, LAA special issue on tensors 2013)
  • An overview of mathematical issues arising in the Geometric complexity theory approach to VP \neq VNP (with P. Buergisser, L.  Manivel and J. Weyman, SIAM J. Comp. 2011)
  • Holographic algorithms without matchgates (with Jason Morton and Serguei Norine, LAA special issue on tensors 2013)
  • On the ranks and border ranks of symmetric tensors (with Z. Teitler, FOCM 2010)
  • Maple file to be read with billards article below (also click here for text version)
  • On the Debarre-deJong and Beheshti-Starr conjectures on varieties with too many lines (with O. Tommasi, Mich. Math. J. 2010)
  • Lines on hypersurfaces (with C. Robles, J. London Math. Soc. 2010)
  • On secant varieties of compact Hermitian symmetric spaces (with J. Weyman, J. Pure Appl. Alg. 2009)
  • Fubini's theorem in codimension two (with C. Robles, Crelle 2009)
  • Fubini-Griffiths-Harris rigidity and Lie algebra cohomology (with C. Robles, (Asian Math. J. 2013)
  • Geometry and the complexity of matrix multiplication (survey article, Bull. AMS 2008)
  • Generalizations of Strassen's equations for secant varieties of Segre varieties (with L. Manivel, Comm. Algebra 2008)
  • On tangential varieties of rational homogeneous varieties (with J. Weyman, Jour. LMS 2007)
  • On the ideals and singularities of secant varieties of Segre varieties (with J. Weyman,  Bull. LMS 2007)
  • Legendrian varieties (with L. Manivel, Asian J. Math 2007)
  • The border rank of the multiplication of two by two matrices is seven (JAMS 19(2006) p447-459)
  • The sextonions and E_{7 1/2} (with L. Manivel)  (Advances in Math 201(2006) p143-179)
  • A universal dimension formula for complex simple Lie algebras (with L.Manivel) (Advances in Math 201(2006) p379-407)
  • Griffiths-Harris rigidity of compact Hermitian symmetric spaces (JDG 74(2006) p 395-405.)
  • Survey articles
  • Exterior differential systems, Lie algebra cohomology, and the rigidity of homogeneous varieties (2008)
  • Differential geometry of submanifolds of projective space (2006)
  • Exterior differential systems and billiards (2006)
  • Representation theory and projective geometry  (with L. Manivel), 2004