[DFTB-Plus-User] How to get frequency from hessian.out

[Joshi Vimal]

Getting problem in modes calculation will you please share recipe to
perform modes calculation

On Fri, 27 Jun 2025, 10:14 am Amritpal ghumman, <amritpalghumman at gmail.com>
wrote:

> Hello
>
>
> You can do modes calculations
>
> Regards
> Amrit
>
> On Fri, 27 Jun, 2025, 10:08 Joshi Vimal, <joshivimal217 at gmail.com> wrote:
>
>> GOOD MORNING EVERYONE,
>> I am new user of DFTB+ and geeting many problems in frequency calculation.
>> I have used second derivative driver and completed calculation and got
>> hessian.out file now how can i get frequency form this file.
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