It worked, thanks!

On Sunday, June 28, 2020 at 3:17:15 PM UTC-4, Oscar wrote:
>
> Hi Michele, 
>
> I don't know the quantum module so well but does qapply work in this case? 
>
> Oscar 
>
> On Sat, 27 Jun 2020 at 19:52, Michele Cotrufo <michele...@gmail.com 
> <javascript:>> wrote: 
> > 
> > Is there a way to specify that the identity operator must act as 
> identity also on the adjoint operators? 
> > 
> > from sympy.physics.quantum.dagger import Dagger 
> > from sympy.physics.quantum.operator import Operator 
> > from sympy.physics.quantum import IdentityOperator 
> > A = Operators('A') 
> > Identity = IdentityOperator() 
> > A * Identity #This gives A, correctly 
> > B = Dagger(A) 
> > B * Identity #This returns A^\dagger I . so it does not remove the 
> identity operator 
> > 
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>
>

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