Slides from Talks

Art Duval

(These top files, starting from October 2007, are full-color slideshows.)
Combinatorial Laplacians
Southeast Texas Discrete Math & Applications Workshop, Texas A&M University at Galveston, October 10, 2009.
  • Bibliography: .tex .pdf
    Spanning trees and Laplacians of cubical complexes
    CombinaTexas, University of Houston, April 2009.
    • Slides (full-color slideshow): .pdf
    Simplicial spanning trees
    4th Joint UTEP/NMSU Workshop on Mathematics, Computer Science, and Computational Sciences, November 2008.
    • Slides (full-color slideshow): .pdf
    • See also "Simplicial matrix-tree theorems" on my preprint/reprints page
    Simplicial spanning trees
    Discrete Mathematics & Representation Theory Seminar, University of California at Davis, May 2008.
    • Slides (full-color slideshow): .pdf
    • See also "Simplicial matrix-tree theorems" on my preprint/reprints page
    A Simplicial matrix-tree theorem, II. Examples
    AMS Regional Meeting, DePaul University, October 2007.
    • Slides (full-color slideshow): .pdf
  • See also "Simplicial matrix-tree theorems" on my preprint/reprints page
    • (Note: Every set of "overlays" of these following older talks has been combined into a single slide, and, obviously, hand-drawn colorings and other additions, especially to pictures, are not included.)
    Counting weighted simplicial spanning trees of shifted complexes
    AMS Regional Meeting, Davidson College, March 2007.
  • Slides (black & white): .dvi .ps .pdf
  • See also "Simplicial matrix-tree theorems" on my preprint/reprints page
    Counting weighted simplicial spanning trees of shifted complexes
    CombinaTexas, Texas A&M University, February 2007.
  • Slides (black & white): .dvi .ps .pdf
  • See also "Simplicial matrix-tree theorems" on my preprint/reprints page
    Matroid Steiner complexes are Laplacian integral
    AMS Regional Meeting, Bard College, October 2005.
  • The corresponding paper has not yet been written
    Eigenvalues of combinatorial Laplacians
    MAA Regional Meeting, University of Texas at El Paso, April 2005.
  • See also "Shifted Simplicial Complexes are Laplacian Integral" on my preprint/reprints page
    A Relative Laplacian Spectral Recursion
    CombinaTexas, Texas State University, San Marcos, February 2005.
  • See also "A Relative Laplacian Spectral Recursion" on my preprint/reprints page
    A Relative Laplacian Spectral Recursion
    Richard Stanley 60th Birthday Conference, MIT, June 2004.
  • See also "A Relative Laplacian Spectral Recursion" on my preprint/reprints page
    Port Complexes and the Laplacian Spectral Recursion
    CombinaTexas, Texas A&M University, April 2004.
  • The corresponding paper has not yet been written
    Shifted Simplicial Complexes and Algebraic Shifting
    AMS Regional Meeting, Binghamton University, October 2003.