SEARCH Articles Figures Tables Approximation canonical transformation theory Atomic Orbital Laplace-transformed MP2 Theory for Periodic Systems Canonical transformation theory Canonical transformation theory defined Canonical transformation theory reference function Coupled-cluster theory similarity-transformed Hamiltonian Cumulant canonical transformation theory Density functional theory Fourier transform Density functional theory local-scaling transformation Fourier transform Raman spectroscopy theory Fourier transform response theory Fourier transform theory Fourier transforms theory Gauge transformation theory General Transformation Theory in Thermodynamic Metric Space Hybridization Hiickel transformation theory Kohn-Sham Theory by Legendre Transforms Laplace transformation theories Linearized canonical transformation theory Lorentz transformation theory Martensitic transformations theories Reference frame theory coordinate transformation Similarity transformation-based Fock-space theories Single-reference canonical transformation theory Special relativity theory transformation Theory Fourier transformation Transformation of the Plate Theory Elution Equation from Poisson to Gaussian Form Transformational leadership theory Transformed Hamiltonians Theory Unitary transformation theory