Full configuration interaction

Full configuration interaction^[1] (or full CI) is a linear variational approach which provides numerically exact solutions (within the infinitely flexible complete basis set) to the electronic time-independent, non-relativistic Schrödinger equation.^[2]

^ Ross, I. G. (1952). "Calculations of the energy levels of acetylene by the method of antisymmetric molecular orbitals, including σ-π interaction". Transactions of the Faraday Society. 48. The Royal Society of Chemistry: 973–991. doi:10.1039/TF9524800973.
^ Foresman, James B.; Æleen Frisch (1996). Exploring Chemistry with Electronic Structure Methods (2nd ed.). Pittsburgh, PA: Gaussian Inc. pp. 266, 278–283. ISBN 0-9636769-3-8.

[1] Ross, I. G. (1952). "Calculations of the energy levels of acetylene by the method of antisymmetric molecular orbitals, including σ-π interaction". Transactions of the Faraday Society. 48. The Royal Society of Chemistry: 973–991. doi:10.1039/TF9524800973.

[2] Foresman, James B.; Æleen Frisch (1996). Exploring Chemistry with Electronic Structure Methods (2nd ed.). Pittsburgh, PA: Gaussian Inc. pp. 266, 278–283. ISBN 0-9636769-3-8.

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