Group Representations and Quantum Mechanics

  • Robert D. Richtmyer
Part of the Texts and Monographs in Physics book series (TMP)


The purpose of this chapter is to elucidate one particular point in the application of group theory to quantum mechanics, namely the occurrence of double-valued or spin representations of the rotation and Lorentz groups.


Ray space and ray representations in quantum mechanics extensions of local representations effect of double connectedness of SO(3) and simple connectedness of SU(2) double-valued representations spinors 


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Copyright information

© Springer-Verlag Inc. 1981

Authors and Affiliations

  • Robert D. Richtmyer
    • 1
  1. 1.Department of MathematicsUniversity of ColoradoBoulderUSA

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