Most Recent Additions*

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The cone of Z-transformations on Lorentz cone
Sandor Zoltan Nemeth and Muddappa S. Gowda

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SPN Graphs
Leslie Hogben and Naomi Shaked-Monderer

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Alpha Adjacency: A generalization of adjacency matrices
Matt Hudelson, Judi McDonald, and Enzo Wendler

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On Sign Pattern Matrices that Allow or Require Algebraic Positivity
Diane Christine Pelejo and Jean Leonardo Abagat

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On Orthogonal Matrices with Zero Diagonal
Robert F. Bailey and Robert Craigen

*Updated as of 09/23/19.