A system reliability estimation method by the fourth moment saddle point approximation and copula functions

Author(s):  
Li‐Sha Zhu ◽  
Hao Lu ◽  
Yi‐Min Zhang
2015 ◽  
Vol 92 (10) ◽  
Author(s):  
Hugo A. Morales-Técotl ◽  
Daniel H. Orozco-Borunda ◽  
Saeed Rastgoo

1996 ◽  
Vol 10 (15) ◽  
pp. 705-716
Author(s):  
MING-LIANG ZHANG ◽  
ZHONG-XIAN ZHAO

Spin and charge fluctuation are obtained from a two-band model making use of saddle point approximation in path-integral form.


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