- 04-293 Asao Arai, Masao Hirokawa and Fumio Hiroshima
- Regularities of ground states of quantum field models
Sep 21, 04
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Abstract. Regularities and higher order regularities of ground states of
quantum field models are investigated through the fact that asymptotic annihilation operators
vanish ground states.
Moreover a sufficient condition for the absence of a ground state is given.