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1d
comment Reference request for algebraic Peter-Weyl theorem?
@sibilant, do you know how to verify $\mathbb{C}[G] = \oplus_V V^* \boxtimes V$ in the case of $G=SL_2$? Thank you very much.
2d
answered Torus action and multigrading.
2d
comment Torus action and multigrading.
@Fredrik Meyer, thank you very much.
2d
revised Torus action and multigrading.
added 56 characters in body
2d
comment Torus action and multigrading.
@Fredrik Meyer, it is the coordinate ring.
2d
asked Torus action and multigrading.
Apr
21
revised Questions about Haar integral for the group $GL_2(\mathbb{R})$.
added 58 characters in body
Apr
21
awarded  Self-Learner
Apr
21
revised Questions about Haar integral for the group $GL_2(\mathbb{R})$.
added 116 characters in body
Apr
21
revised Questions about Haar integral for the group $GL_2(\mathbb{R})$.
added 116 characters in body
Apr
20
asked Why the coproduct of quantum groups are defined in this way?
Apr
19
awarded  Yearling
Apr
19
asked Is $V \otimes V$ a $g \otimes g$-module?
Apr
14
asked Comultiplication in a tensor algebra.
Apr
13
asked How to show that antipode is anti-Poisson and counit is Poisson?
Apr
8
accepted Dual representations of fundamental representations of a Lie algebra.
Apr
7
accepted Do we have $\mathbb{C}[V^*] \cong S(V)$ or $\mathbb{C}[V] \cong S(V)$?
Apr
7
accepted Relations of $S^2 V$ and heighest weight representations of Lie algebras.
Apr
7
asked Dual representations of fundamental representations of a Lie algebra.
Apr
7
asked Relations of $S^2 V$ and heighest weight representations of Lie algebras.