to a character of the group are called semi-invariants. They form a ring whose structure reflects representation-theoretical properties of the quiver. Let...

algebra Quiver diagram Semi-invariant of a quiver Toric variety Derived noncommutative algebraic geometry - Quivers help encode the data of derived noncommutative...

of a finite set of matrices under the assumption that each matrix is diagonalizable over the field of the complex numbers. Semi-invariant of a quiver...

Weyman, Jerzy (2000-03-13). "Semi-invariants of quivers and saturation for Littlewood-Richardson coefficients". Journal of the American Mathematical Society...

the theory of quiver representations, although a finitely generated n-dim persistence module can be uniquely decomposed into a direct sum of indecomposables...

a note describing an open set in C 5 {\displaystyle \mathbb {C} ^{5}} equipped with a 2-dimensional distribution—that is, a smoothly varying field of...

group of automorphisms which keep the quadratic polynomials x2 + y2 + ... invariant, F4 is the group of automorphisms of the following set of 3 polynomials...

invariant of Sp(56, R): C 1 = p q − q p + T r [ P Q ] − T r [ Q P ] {\displaystyle C_{1}=pq-qp+Tr[PQ]-Tr[QP]} The second more complicated invariant is...

medal, used the moduli space of instantons over a given four-dimensional differentiable manifold as a new invariant of the manifold that depends on its...

Nadis, p. 171 Givental, Alexander (1996). "Equivariant Gromov-Witten invariants". International Mathematics Research Notices. 1996 (13): 613–663. doi:10...

2-fold). At the level of Lie algebras, this corresponds to taking the invariant subalgebra under the outer automorphism group, and the process can be...

the root system must be invariant under reflection through the hyperplane perpendicular to any root. The E8 root system is a rank 8 root system containing...

quaternionic A quaternionic representation of a group G is a complex representation equipped with a G-invariant quaternionic structure. quiver A quiver, by definition...

The type of a maximal isotropic subbundle is invariant under diffeomorphisms and also under shifts of the B-field, which are isometries of T ⊕ T ∗ {\displaystyle...