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Journal of the London Mathematical Society-Second Series最新文献
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Subrank and optimal reduction of scalar multiplications to generic tensors
将标量乘法简化为通用张量的子级和最优化
IF 1
2区 数学
Q1 MATHEMATICS
Journal of the London Mathematical Society-Second Series
Pub Date : 2024-07-12
DOI: 10.1112/jlms.12963
Harm Derksen, Visu Makam, Jeroen Zuiddam
<p>The subrank of a tensor measures how much a tensor can be diagonalized. We determine this parameter precisely for essentially all (i.e., generic) tensors. Namely, we prove for generic tensors in <span></span><math>