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Re: New unary operator

• To: mathgroup at smc.vnet.net
• Subject: [mg55844] Re: New unary operator
• From: Marcus Stollsteimer <marcus314 at yahoo.com>
• Date: Thu, 7 Apr 2005 07:15:03 -0400 (EDT)
• Organization: Comp.Center (RUS), U of Stuttgart, FRG
• References: <d32ub2$ct4$1@smc.vnet.net>
• Sender: owner-wri-mathgroup at wolfram.com

jason.lee.quinn at gmail.com wrote:

> I'm trying to get mathematica to define the dagger operation of
> quantum mechanics, which stands for the conjugate transpose. I've
> been attempting it using
> 
> Notation[u_^\[Dagger] <==> Transpose[Conjugate[u_]]]
> 
> but it doesn't seem to do it. I'm entering the Notation with the
> Notations Pallete.

Hi Jason,

I don't have any experience with Notation[], I simply use

SuperDagger[A_] := Adjoint[A]
Adjoint[A_?MatrixQ] := Conjugate[Transpose[A]]

Regards,
Marcus

-- 
What is life but a series of inspired follies? -- George Bernard Shaw