REGULARITIES OF GROUND STATES OF QUANTUM FIELD MODELS
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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.
- Kyushu Journal of Mathematics
Kyushu Journal of Mathematics 61(2), 321-372, 2007
Graduate School of Mathematics, Kyushu University