2 problems

Boij–Söderberg decomposition conjecture for Cohen–Macaulay Betti diagrams
Boij–Söderberg conjecture. The Betti diagram of any Cohen–Macaulay $R$ -module is a non-negative linear combination of pure diagrams, and every pure diagram is a rational multiple o…
openbetti-diagrams cohen-macaulay-modules graded-commutative-algebra
0 responses
05
Extension of the upper bound for Hilbert coefficients of Gorenstein modules
Let $M$ be a finitely generated graded Gorenstein $R$ -module, minimally generated by homogeneous elements of degree zero. Let $s=\operatorname{codim} M$ and…
opengorenstein-modules graded-commutative-algebra hilbert-coefficients
0 responses
04

Boij–Söderberg decomposition conjecture for Cohen–Macaulay Betti diagrams