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Conjecture on secant varieties of Segre products with completely decomposable forms
Segre–split secant conjecture. If $m\geq 1$ , then $\sigma_s(\operatorname{Seg}(\mathbb P^m\times\operatorname{Split}_d(\mathbb P^n))$ is nondefective for all cases except those out…
Conjectureopencompletely-decomposable-forms secant-varieties segre-varietiesarXiv posted 2 days ago

Conjecture on secant varieties of Segre products with completely decomposable forms