Summary
A generating functional for a many-boson system atT = 0 K is derived which is useful also for a system with a finite number of particles.
The motion equations for the functional are also derived.
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Cenni, R., Saracco, P. A functional approach to a finite many-boson system atT = 0 K. Lett. Nuovo Cimento 41, 173–176 (1984). https://doi.org/10.1007/BF02747269
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DOI: https://doi.org/10.1007/BF02747269