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Abstract:
基于相空间中Green函数的生成泛函,采用鞍点近似.证明了树图近似下,顶角的生成泛函等于正则作用量.勿需作出生成泛函中对正则动量的泛函积分,就可导出树图近似下的Feynman规则。对一场论的拉氏量添加一个四维散度项,虽然不改变其经典场方程,但其量子系统的性质发生了变化.
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Source :
黄淮学刊(自然科学版)
Year: 1995
Issue: S1
Page: 1-5
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count:
30 Days PV: 4
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