Exact border subranks and tight bounds are determined for k-fold matrix multiplication and several other algebra structure tensors at all orders, together with a proof that degeneration propagates from higher to lower order.
Title resolution pending
1 Pith paper cite this work. Polarity classification is still indexing.
1
Pith paper citing it
fields
math.AG 1years
2026 1verdicts
UNVERDICTED 1representative citing papers
citing papers explorer
-
Border subrank of higher order tensors and algebras
Exact border subranks and tight bounds are determined for k-fold matrix multiplication and several other algebra structure tensors at all orders, together with a proof that degeneration propagates from higher to lower order.