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Time‐dependent variational principle in quantum field theory
Author(s) -
Jackiw R.
Publication year - 1980
Publication title -
international journal of quantum chemistry
Language(s) - Uncategorized
Resource type - Journals
SCImago Journal Rank - 0.484
H-Index - 105
eISSN - 1097-461X
pISSN - 0020-7608
DOI - 10.1002/qua.560170105
Subject(s) - variational principle , physics , quantum field theory , quantum , theoretical physics , field (mathematics) , quantum mechanics , statistical physics , classical mechanics , mathematics , pure mathematics
This paper proposes a direct, quantum‐mechanical definition for Γ (effective action) using a two‐step procedure for applying the variational principle to time‐dependent quantum problems.