[Pw_forum] problems computing cholesky

Lorenzo Paulatto lorenzo.paulatto at impmc.upmc.fr
Wed Apr 5 10:08:34 CEST 2017


On Wednesday, 5 April 2017 02:52:24 CEST Kanak Datta wrote:
> Dear Dr. Paulatto
> 
> Instead of default Davidson diagonalization, I changed to 'CG' and the
> error was gone. I did not change anything else. I suppose it would not
> change the bandstructrue calculation.

It won't, but it is slower, and it does not explain why you got the error in 
the first place: probably because of bad input parameters that you do not want 
to disclose.

kind regards

-- 
Dr. Lorenzo Paulatto
IdR @ IMPMC -- CNRS & Université Paris 6
+33 (0)1 44 275 084 / skype: paulatz
http://www.impmc.upmc.fr/~paulatto/
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