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Thomas Nikolaus
Thomas Nikolaus
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The fundamental group $\pi_1(G)$ is isomorphic to the quotient of the integral weight lattice by the inverse roots.

A nice exposition (also including answers to the other questions) is in Chapter V (7) of "Broecker , tom Dieck - Representations of compact Lie groups (Springer 1985)."

The fundamental group $\pi_1(G)$ is isomorphic to the quotient of the integral weight lattice by the inverse roots.

A nice exposition (also including answers to the other questions) is in Chapter V (7) of "Broecker , tom Dieck - Representations of compact Lie groups (Springer 1985)."

The fundamental group $\pi_1(G)$ is isomorphic to the quotient of the integral lattice by the inverse roots.

A nice exposition (also including answers to the other questions) is in Chapter V (7) of "Broecker , tom Dieck - Representations of compact Lie groups (Springer 1985)."

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Thomas Nikolaus
Thomas Nikolaus
  • 1.4k
  • 1
  • 13
  • 13

The fundamental group $\pi_1(G)$ is isomorphic to the quotient of the integral weight lattice by the inverse roots.

A nice exposition (also including answers to the other questions) is in Chapter V (7) of "Broecker , tom Dieck - Representations of compact Lie groups (Springer 1985)."