I don't know enough about the quantum module to know what sorts of automatic evaluation would be expected, but this looks like it is a bug. Can you open an issue on the issue tracker about it https://github.com/sympy/sympy/issues/new
Aaron Meurer On Mon, Jun 29, 2020 at 11:28 AM Michele Cotrufo <michelecotr...@gmail.com> wrote: > > 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> 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 >> > >> > -- >> > You received this message because you are subscribed to the Google Groups >> > "sympy" group. >> > To unsubscribe from this group and stop receiving emails from it, send an >> > email to sy...@googlegroups.com. >> > To view this discussion on the web visit >> > https://groups.google.com/d/msgid/sympy/83e0e21a-4f5a-48b9-9010-74a392928245o%40googlegroups.com. > > -- > You received this message because you are subscribed to the Google Groups > "sympy" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to sympy+unsubscr...@googlegroups.com. > To view this discussion on the web visit > https://groups.google.com/d/msgid/sympy/1deb24bf-4d9b-4252-88dd-797dde4234f1o%40googlegroups.com. -- You received this message because you are subscribed to the Google Groups "sympy" group. To unsubscribe from this group and stop receiving emails from it, send an email to sympy+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/sympy/CAKgW%3D6LMdygsJoo4fZ1xyKDzaz5x8uYUoP8Dv6Qo%2Bn5zfgAAzA%40mail.gmail.com.