[Pw_forum] what is the meaning of the error " error in DGETRF"

[针叶 朱]

Dear All users:
   i am new users, when i relax supperlattice "BaTiO3/SrTiO3", the error appeared:  from invmat : error #         2
                error in DGETRF
  ,please tell me why?
   
  Regards
   
   
                                                                  zhuzhenye
  
 

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