Wigner–Weyl transform
MAPPING BETWEEN FUNCTIONS IN THE QUANTUM PHASE SPACE
Deformation quantization; Weyl-Wigner Transform; Phase-space quantization; Phase space quantization; Weyl ordering; Wigner transform; Wigner transformation; Weyl transform; Weyl–Wigner transform; Weyl–Wigner transformation; Wigner-Weyl transformation; Wigner-Weyl transform; Weyl-Wigner transform; Weyl quantization; Weyl quantisation; Weyl-Wigner transformation; Weyl correspondence
In quantum mechanics, the Wigner–Weyl transform or Weyl–Wigner transform (after Hermann Weyl and Eugene Wigner) is the invertible mapping between functions in the quantum phase space formulation and Hilbert space operators in the Schrödinger picture.