Complexity of linear circuits and geometry
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Complexity of linear circuits and geometry. / Gesmundo, Fulvio; Ikenmeyer, Christian; Hauenstein, Jonathan D.; Landsberg, Joseph M.
I: Foundations of Computational Mathematics, Bind 16, Nr. 3, 2016, s. 599–635.Publikation: Bidrag til tidsskrift › Tidsskriftartikel › Forskning › fagfællebedømt
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TY - JOUR
T1 - Complexity of linear circuits and geometry
AU - Gesmundo, Fulvio
AU - Ikenmeyer, Christian
AU - Hauenstein, Jonathan D.
AU - Landsberg, Joseph M.
PY - 2016
Y1 - 2016
N2 - We use algebraic geometry to study matrix rigidity, and more generally, the complexity of computing a matrix-vector product, continuing a study initiated by Kumar, et. al. We (i) exhibit many non-obvious equations testing for (border) rigidity, (ii) compute degrees of varieties associated to rigidity, (iii) describe algebraic varieties associated to families of matrices that are expected to have super-linear rigidity, and (iv) prove results about the ideals and degrees of cones that are of interest in their own right.
AB - We use algebraic geometry to study matrix rigidity, and more generally, the complexity of computing a matrix-vector product, continuing a study initiated by Kumar, et. al. We (i) exhibit many non-obvious equations testing for (border) rigidity, (ii) compute degrees of varieties associated to rigidity, (iii) describe algebraic varieties associated to families of matrices that are expected to have super-linear rigidity, and (iv) prove results about the ideals and degrees of cones that are of interest in their own right.
M3 - Journal article
VL - 16
SP - 599
EP - 635
JO - Foundations of Computational Mathematics
JF - Foundations of Computational Mathematics
SN - 1615-3375
IS - 3
ER -
ID: 189700549